Home / 7,345.53-11,023.79-5,902.11

Finding the Fourth Proportional to 7,345.53, 11,023.79 and 5,902.11

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Solution

The fourth proportional to 7,345.53, 11,023.79 and 5,902.11 is: 8,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.53 : 11,023.79 = 5,902.11 : x
  2. Step 2: Convert to fraction form
    7,345.53/11,023.79 = 5,902.11/x
  3. Step 3: Cross multiply
    7,345.53x = 11,023.79 × 5,902.11
  4. Step 4: Simplify right side
    7,345.53x = 65,063,591.69
  5. Step 5: Solve for x
    x = 65,063,591.69/7,345.53
  6. Step 6: Final answer
    x = 8,857.58

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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.