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Finding the Fourth Proportional to 9,063.86, 12,507.93 and 5,084.90

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Solution

The fourth proportional to 9,063.86, 12,507.93 and 5,084.90 is: 7,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063.86 : 12,507.93 = 5,084.90 : x
  2. Step 2: Convert to fraction form
    9,063.86/12,507.93 = 5,084.90/x
  3. Step 3: Cross multiply
    9,063.86x = 12,507.93 × 5,084.90
  4. Step 4: Simplify right side
    9,063.86x = 63,601,573.26
  5. Step 5: Solve for x
    x = 63,601,573.26/9,063.86
  6. Step 6: Final answer
    x = 7,017.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.