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Finding the Fourth Proportional to 9,337.12, 13,971.09 and 7,482.62

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Solution

The fourth proportional to 9,337.12, 13,971.09 and 7,482.62 is: 11,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.12 : 13,971.09 = 7,482.62 : x
  2. Step 2: Convert to fraction form
    9,337.12/13,971.09 = 7,482.62/x
  3. Step 3: Cross multiply
    9,337.12x = 13,971.09 × 7,482.62
  4. Step 4: Simplify right side
    9,337.12x = 104,540,261.71
  5. Step 5: Solve for x
    x = 104,540,261.71/9,337.12
  6. Step 6: Final answer
    x = 11,196.20

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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.