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Finding the Fourth Proportional to 8,986.60, 13,470.18 and 4,598.02

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Solution

The fourth proportional to 8,986.60, 13,470.18 and 4,598.02 is: 6,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.60 : 13,470.18 = 4,598.02 : x
  2. Step 2: Convert to fraction form
    8,986.60/13,470.18 = 4,598.02/x
  3. Step 3: Cross multiply
    8,986.60x = 13,470.18 × 4,598.02
  4. Step 4: Simplify right side
    8,986.60x = 61,936,157.04
  5. Step 5: Solve for x
    x = 61,936,157.04/8,986.60
  6. Step 6: Final answer
    x = 6,892.06

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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.