Home / 8,854.74-12,219.17-4,875.44

Finding the Fourth Proportional to 8,854.74, 12,219.17 and 4,875.44

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Solution

The fourth proportional to 8,854.74, 12,219.17 and 4,875.44 is: 6,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.74 : 12,219.17 = 4,875.44 : x
  2. Step 2: Convert to fraction form
    8,854.74/12,219.17 = 4,875.44/x
  3. Step 3: Cross multiply
    8,854.74x = 12,219.17 × 4,875.44
  4. Step 4: Simplify right side
    8,854.74x = 59,573,744.71
  5. Step 5: Solve for x
    x = 59,573,744.71/8,854.74
  6. Step 6: Final answer
    x = 6,727.89

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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.