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Finding the Fourth Proportional to 7,433.64, 11,167.88 and 7,013.32

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Solution

The fourth proportional to 7,433.64, 11,167.88 and 7,013.32 is: 10,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.64 : 11,167.88 = 7,013.32 : x
  2. Step 2: Convert to fraction form
    7,433.64/11,167.88 = 7,013.32/x
  3. Step 3: Cross multiply
    7,433.64x = 11,167.88 × 7,013.32
  4. Step 4: Simplify right side
    7,433.64x = 78,323,853.18
  5. Step 5: Solve for x
    x = 78,323,853.18/7,433.64
  6. Step 6: Final answer
    x = 10,536.41

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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.