Home / 8,704.04-13,055.60-5,372.92

Finding the Fourth Proportional to 8,704.04, 13,055.60 and 5,372.92

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Solution

The fourth proportional to 8,704.04, 13,055.60 and 5,372.92 is: 8,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.04 : 13,055.60 = 5,372.92 : x
  2. Step 2: Convert to fraction form
    8,704.04/13,055.60 = 5,372.92/x
  3. Step 3: Cross multiply
    8,704.04x = 13,055.60 × 5,372.92
  4. Step 4: Simplify right side
    8,704.04x = 70,146,694.35
  5. Step 5: Solve for x
    x = 70,146,694.35/8,704.04
  6. Step 6: Final answer
    x = 8,059.10

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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.