Home / 6,290.73-8,677.13-4,875.66

Finding the Fourth Proportional to 6,290.73, 8,677.13 and 4,875.66

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Solution

The fourth proportional to 6,290.73, 8,677.13 and 4,875.66 is: 6,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.73 : 8,677.13 = 4,875.66 : x
  2. Step 2: Convert to fraction form
    6,290.73/8,677.13 = 4,875.66/x
  3. Step 3: Cross multiply
    6,290.73x = 8,677.13 × 4,875.66
  4. Step 4: Simplify right side
    6,290.73x = 42,306,711.28
  5. Step 5: Solve for x
    x = 42,306,711.28/6,290.73
  6. Step 6: Final answer
    x = 6,725.25

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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.