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Finding the Fourth Proportional to 9,704.01, 14,480.97 and 8,655.60

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Solution

The fourth proportional to 9,704.01, 14,480.97 and 8,655.60 is: 12,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,704.01 : 14,480.97 = 8,655.60 : x
  2. Step 2: Convert to fraction form
    9,704.01/14,480.97 = 8,655.60/x
  3. Step 3: Cross multiply
    9,704.01x = 14,480.97 × 8,655.60
  4. Step 4: Simplify right side
    9,704.01x = 125,341,483.93
  5. Step 5: Solve for x
    x = 125,341,483.93/9,704.01
  6. Step 6: Final answer
    x = 12,916.46

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.