Home / 1,526.18-2,287.46-735.05

Finding the Fourth Proportional to 1,526.18, 2,287.46 and 735.05

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Solution

The fourth proportional to 1,526.18, 2,287.46 and 735.05 is: 1,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.18 : 2,287.46 = 735.05 : x
  2. Step 2: Convert to fraction form
    1,526.18/2,287.46 = 735.05/x
  3. Step 3: Cross multiply
    1,526.18x = 2,287.46 × 735.05
  4. Step 4: Simplify right side
    1,526.18x = 1,681,382.36
  5. Step 5: Solve for x
    x = 1,681,382.36/1,526.18
  6. Step 6: Final answer
    x = 1,101.70

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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.