Home / 1,592.40-2,397.72-1,495.20

Finding the Fourth Proportional to 1,592.40, 2,397.72 and 1,495.20

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Solution

The fourth proportional to 1,592.40, 2,397.72 and 1,495.20 is: 2,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.40 : 2,397.72 = 1,495.20 : x
  2. Step 2: Convert to fraction form
    1,592.40/2,397.72 = 1,495.20/x
  3. Step 3: Cross multiply
    1,592.40x = 2,397.72 × 1,495.20
  4. Step 4: Simplify right side
    1,592.40x = 3,585,070.94
  5. Step 5: Solve for x
    x = 3,585,070.94/1,592.40
  6. Step 6: Final answer
    x = 2,251.36

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1.5x scale

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.