Home / 7,353.56-11,019.80-5,702.38

Finding the Fourth Proportional to 7,353.56, 11,019.80 and 5,702.38

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Solution

The fourth proportional to 7,353.56, 11,019.80 and 5,702.38 is: 8,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.56 : 11,019.80 = 5,702.38 : x
  2. Step 2: Convert to fraction form
    7,353.56/11,019.80 = 5,702.38/x
  3. Step 3: Cross multiply
    7,353.56x = 11,019.80 × 5,702.38
  4. Step 4: Simplify right side
    7,353.56x = 62,839,087.12
  5. Step 5: Solve for x
    x = 62,839,087.12/7,353.56
  6. Step 6: Final answer
    x = 8,545.40

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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.