Home / 8,926.68-12,318.84-4,947.96

Finding the Fourth Proportional to 8,926.68, 12,318.84 and 4,947.96

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Solution

The fourth proportional to 8,926.68, 12,318.84 and 4,947.96 is: 6,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.68 : 12,318.84 = 4,947.96 : x
  2. Step 2: Convert to fraction form
    8,926.68/12,318.84 = 4,947.96/x
  3. Step 3: Cross multiply
    8,926.68x = 12,318.84 × 4,947.96
  4. Step 4: Simplify right side
    8,926.68x = 60,953,127.57
  5. Step 5: Solve for x
    x = 60,953,127.57/8,926.68
  6. Step 6: Final answer
    x = 6,828.20

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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.