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Finding the Fourth Proportional to 9,084.40, 13,627.05 and 4,710.40

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Solution

The fourth proportional to 9,084.40, 13,627.05 and 4,710.40 is: 7,065.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.40 : 13,627.05 = 4,710.40 : x
  2. Step 2: Convert to fraction form
    9,084.40/13,627.05 = 4,710.40/x
  3. Step 3: Cross multiply
    9,084.40x = 13,627.05 × 4,710.40
  4. Step 4: Simplify right side
    9,084.40x = 64,188,856.32
  5. Step 5: Solve for x
    x = 64,188,856.32/9,084.40
  6. Step 6: Final answer
    x = 7,065.83

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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.