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Finding the Fourth Proportional to 5,277.86, 7,924.98 and 5,044.12

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Solution

The fourth proportional to 5,277.86, 7,924.98 and 5,044.12 is: 7,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.86 : 7,924.98 = 5,044.12 : x
  2. Step 2: Convert to fraction form
    5,277.86/7,924.98 = 5,044.12/x
  3. Step 3: Cross multiply
    5,277.86x = 7,924.98 × 5,044.12
  4. Step 4: Simplify right side
    5,277.86x = 39,974,510.49
  5. Step 5: Solve for x
    x = 39,974,510.49/5,277.86
  6. Step 6: Final answer
    x = 7,574.01

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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.