Home / 7,387.20-11,068.27-4,459.37

Finding the Fourth Proportional to 7,387.20, 11,068.27 and 4,459.37

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Solution

The fourth proportional to 7,387.20, 11,068.27 and 4,459.37 is: 6,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.20 : 11,068.27 = 4,459.37 : x
  2. Step 2: Convert to fraction form
    7,387.20/11,068.27 = 4,459.37/x
  3. Step 3: Cross multiply
    7,387.20x = 11,068.27 × 4,459.37
  4. Step 4: Simplify right side
    7,387.20x = 49,357,444.70
  5. Step 5: Solve for x
    x = 49,357,444.70/7,387.20
  6. Step 6: Final answer
    x = 6,681.48

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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.