Home / 2,225.16-3,335.56-1,130.04

Finding the Fourth Proportional to 2,225.16, 3,335.56 and 1,130.04

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Solution

The fourth proportional to 2,225.16, 3,335.56 and 1,130.04 is: 1,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.16 : 3,335.56 = 1,130.04 : x
  2. Step 2: Convert to fraction form
    2,225.16/3,335.56 = 1,130.04/x
  3. Step 3: Cross multiply
    2,225.16x = 3,335.56 × 1,130.04
  4. Step 4: Simplify right side
    2,225.16x = 3,769,316.22
  5. Step 5: Solve for x
    x = 3,769,316.22/2,225.16
  6. Step 6: Final answer
    x = 1,693.95

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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.