Home / 8,704.02-13,060.53-4,321.38

Finding the Fourth Proportional to 8,704.02, 13,060.53 and 4,321.38

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Solution

The fourth proportional to 8,704.02, 13,060.53 and 4,321.38 is: 6,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.02 : 13,060.53 = 4,321.38 : x
  2. Step 2: Convert to fraction form
    8,704.02/13,060.53 = 4,321.38/x
  3. Step 3: Cross multiply
    8,704.02x = 13,060.53 × 4,321.38
  4. Step 4: Simplify right side
    8,704.02x = 56,439,513.13
  5. Step 5: Solve for x
    x = 56,439,513.13/8,704.02
  6. Step 6: Final answer
    x = 6,484.30

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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.