Home / 9,808.08-14,717.20-4,877.60

Finding the Fourth Proportional to 9,808.08, 14,717.20 and 4,877.60

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Solution

The fourth proportional to 9,808.08, 14,717.20 and 4,877.60 is: 7,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.08 : 14,717.20 = 4,877.60 : x
  2. Step 2: Convert to fraction form
    9,808.08/14,717.20 = 4,877.60/x
  3. Step 3: Cross multiply
    9,808.08x = 14,717.20 × 4,877.60
  4. Step 4: Simplify right side
    9,808.08x = 71,784,614.72
  5. Step 5: Solve for x
    x = 71,784,614.72/9,808.08
  6. Step 6: Final answer
    x = 7,318.93

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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.