Home / 1,532.43-2,116.24-1,310.08

Finding the Fourth Proportional to 1,532.43, 2,116.24 and 1,310.08

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Solution

The fourth proportional to 1,532.43, 2,116.24 and 1,310.08 is: 1,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.43 : 2,116.24 = 1,310.08 : x
  2. Step 2: Convert to fraction form
    1,532.43/2,116.24 = 1,310.08/x
  3. Step 3: Cross multiply
    1,532.43x = 2,116.24 × 1,310.08
  4. Step 4: Simplify right side
    1,532.43x = 2,772,443.70
  5. Step 5: Solve for x
    x = 2,772,443.70/1,532.43
  6. Step 6: Final answer
    x = 1,809.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.