Home / 9,898.20-13,658.04-5,864.40

Finding the Fourth Proportional to 9,898.20, 13,658.04 and 5,864.40

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Solution

The fourth proportional to 9,898.20, 13,658.04 and 5,864.40 is: 8,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.20 : 13,658.04 = 5,864.40 : x
  2. Step 2: Convert to fraction form
    9,898.20/13,658.04 = 5,864.40/x
  3. Step 3: Cross multiply
    9,898.20x = 13,658.04 × 5,864.40
  4. Step 4: Simplify right side
    9,898.20x = 80,096,209.78
  5. Step 5: Solve for x
    x = 80,096,209.78/9,898.20
  6. Step 6: Final answer
    x = 8,092.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.