Home / 2,103.44-3,152.04-1,551.20

Finding the Fourth Proportional to 2,103.44, 3,152.04 and 1,551.20

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Solution

The fourth proportional to 2,103.44, 3,152.04 and 1,551.20 is: 2,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103.44 : 3,152.04 = 1,551.20 : x
  2. Step 2: Convert to fraction form
    2,103.44/3,152.04 = 1,551.20/x
  3. Step 3: Cross multiply
    2,103.44x = 3,152.04 × 1,551.20
  4. Step 4: Simplify right side
    2,103.44x = 4,889,444.45
  5. Step 5: Solve for x
    x = 4,889,444.45/2,103.44
  6. Step 6: Final answer
    x = 2,324.50

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Half scale
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Double scale
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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.