Home / 7,374.38-11,065.89-5,292.14

Finding the Fourth Proportional to 7,374.38, 11,065.89 and 5,292.14

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Solution

The fourth proportional to 7,374.38, 11,065.89 and 5,292.14 is: 7,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.38 : 11,065.89 = 5,292.14 : x
  2. Step 2: Convert to fraction form
    7,374.38/11,065.89 = 5,292.14/x
  3. Step 3: Cross multiply
    7,374.38x = 11,065.89 × 5,292.14
  4. Step 4: Simplify right side
    7,374.38x = 58,562,239.10
  5. Step 5: Solve for x
    x = 58,562,239.10/7,374.38
  6. Step 6: Final answer
    x = 7,941.31

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1.5x scale

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.