Home / 8,701.76-13,049.60-4,316.48

Finding the Fourth Proportional to 8,701.76, 13,049.60 and 4,316.48

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Solution

The fourth proportional to 8,701.76, 13,049.60 and 4,316.48 is: 6,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.76 : 13,049.60 = 4,316.48 : x
  2. Step 2: Convert to fraction form
    8,701.76/13,049.60 = 4,316.48/x
  3. Step 3: Cross multiply
    8,701.76x = 13,049.60 × 4,316.48
  4. Step 4: Simplify right side
    8,701.76x = 56,328,337.41
  5. Step 5: Solve for x
    x = 56,328,337.41/8,701.76
  6. Step 6: Final answer
    x = 6,473.21

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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.