Home / 7,248.68-9,997.80-4,727.96

Finding the Fourth Proportional to 7,248.68, 9,997.80 and 4,727.96

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Solution

The fourth proportional to 7,248.68, 9,997.80 and 4,727.96 is: 6,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.68 : 9,997.80 = 4,727.96 : x
  2. Step 2: Convert to fraction form
    7,248.68/9,997.80 = 4,727.96/x
  3. Step 3: Cross multiply
    7,248.68x = 9,997.80 × 4,727.96
  4. Step 4: Simplify right side
    7,248.68x = 47,269,198.49
  5. Step 5: Solve for x
    x = 47,269,198.49/7,248.68
  6. Step 6: Final answer
    x = 6,521.08

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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.