Home / 6,280.29-8,666.91-3,447.93

Finding the Fourth Proportional to 6,280.29, 8,666.91 and 3,447.93

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Solution

The fourth proportional to 6,280.29, 8,666.91 and 3,447.93 is: 4,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.29 : 8,666.91 = 3,447.93 : x
  2. Step 2: Convert to fraction form
    6,280.29/8,666.91 = 3,447.93/x
  3. Step 3: Cross multiply
    6,280.29x = 8,666.91 × 3,447.93
  4. Step 4: Simplify right side
    6,280.29x = 29,882,877.33
  5. Step 5: Solve for x
    x = 29,882,877.33/6,280.29
  6. Step 6: Final answer
    x = 4,758.20

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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.