Home / 1,526.62-2,288.33-705.43

Finding the Fourth Proportional to 1,526.62, 2,288.33 and 705.43

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Solution

The fourth proportional to 1,526.62, 2,288.33 and 705.43 is: 1,057.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.62 : 2,288.33 = 705.43 : x
  2. Step 2: Convert to fraction form
    1,526.62/2,288.33 = 705.43/x
  3. Step 3: Cross multiply
    1,526.62x = 2,288.33 × 705.43
  4. Step 4: Simplify right side
    1,526.62x = 1,614,256.63
  5. Step 5: Solve for x
    x = 1,614,256.63/1,526.62
  6. Step 6: Final answer
    x = 1,057.41

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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.