Home / 2,225.20-3,338.36-1,130.16

Finding the Fourth Proportional to 2,225.20, 3,338.36 and 1,130.16

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Solution

The fourth proportional to 2,225.20, 3,338.36 and 1,130.16 is: 1,695.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.20 : 3,338.36 = 1,130.16 : x
  2. Step 2: Convert to fraction form
    2,225.20/3,338.36 = 1,130.16/x
  3. Step 3: Cross multiply
    2,225.20x = 3,338.36 × 1,130.16
  4. Step 4: Simplify right side
    2,225.20x = 3,772,880.94
  5. Step 5: Solve for x
    x = 3,772,880.94/2,225.20
  6. Step 6: Final answer
    x = 1,695.52

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.