Home / 1,501.32-2,251.14-527.16

Finding the Fourth Proportional to 1,501.32, 2,251.14 and 527.16

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Solution

The fourth proportional to 1,501.32, 2,251.14 and 527.16 is: 790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.32 : 2,251.14 = 527.16 : x
  2. Step 2: Convert to fraction form
    1,501.32/2,251.14 = 527.16/x
  3. Step 3: Cross multiply
    1,501.32x = 2,251.14 × 527.16
  4. Step 4: Simplify right side
    1,501.32x = 1,186,710.96
  5. Step 5: Solve for x
    x = 1,186,710.96/1,501.32
  6. Step 6: Final answer
    x = 790.45

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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.