Home / 9,818.12-14,727.10-3,974.64

Finding the Fourth Proportional to 9,818.12, 14,727.10 and 3,974.64

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Solution

The fourth proportional to 9,818.12, 14,727.10 and 3,974.64 is: 5,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.12 : 14,727.10 = 3,974.64 : x
  2. Step 2: Convert to fraction form
    9,818.12/14,727.10 = 3,974.64/x
  3. Step 3: Cross multiply
    9,818.12x = 14,727.10 × 3,974.64
  4. Step 4: Simplify right side
    9,818.12x = 58,534,920.74
  5. Step 5: Solve for x
    x = 58,534,920.74/9,818.12
  6. Step 6: Final answer
    x = 5,961.93

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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.