Home / 1,652.28-2,489.52-1,475.40

Finding the Fourth Proportional to 1,652.28, 2,489.52 and 1,475.40

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Solution

The fourth proportional to 1,652.28, 2,489.52 and 1,475.40 is: 2,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.28 : 2,489.52 = 1,475.40 : x
  2. Step 2: Convert to fraction form
    1,652.28/2,489.52 = 1,475.40/x
  3. Step 3: Cross multiply
    1,652.28x = 2,489.52 × 1,475.40
  4. Step 4: Simplify right side
    1,652.28x = 3,673,037.81
  5. Step 5: Solve for x
    x = 3,673,037.81/1,652.28
  6. Step 6: Final answer
    x = 2,223.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.