Home / 8,854.11-12,218.58-4,875.18

Finding the Fourth Proportional to 8,854.11, 12,218.58 and 4,875.18

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Solution

The fourth proportional to 8,854.11, 12,218.58 and 4,875.18 is: 6,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.11 : 12,218.58 = 4,875.18 : x
  2. Step 2: Convert to fraction form
    8,854.11/12,218.58 = 4,875.18/x
  3. Step 3: Cross multiply
    8,854.11x = 12,218.58 × 4,875.18
  4. Step 4: Simplify right side
    8,854.11x = 59,567,776.84
  5. Step 5: Solve for x
    x = 59,567,776.84/8,854.11
  6. Step 6: Final answer
    x = 6,727.70

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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.