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Finding the Fourth Proportional to 9,056.60, 12,500.73 and 5,869.79

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Solution

The fourth proportional to 9,056.60, 12,500.73 and 5,869.79 is: 8,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056.60 : 12,500.73 = 5,869.79 : x
  2. Step 2: Convert to fraction form
    9,056.60/12,500.73 = 5,869.79/x
  3. Step 3: Cross multiply
    9,056.60x = 12,500.73 × 5,869.79
  4. Step 4: Simplify right side
    9,056.60x = 73,376,659.95
  5. Step 5: Solve for x
    x = 73,376,659.95/9,056.60
  6. Step 6: Final answer
    x = 8,102.01

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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.