Home / 8,854.56-12,219.19-4,875.59

Finding the Fourth Proportional to 8,854.56, 12,219.19 and 4,875.59

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Solution

The fourth proportional to 8,854.56, 12,219.19 and 4,875.59 is: 6,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.56 : 12,219.19 = 4,875.59 : x
  2. Step 2: Convert to fraction form
    8,854.56/12,219.19 = 4,875.59/x
  3. Step 3: Cross multiply
    8,854.56x = 12,219.19 × 4,875.59
  4. Step 4: Simplify right side
    8,854.56x = 59,575,778.93
  5. Step 5: Solve for x
    x = 59,575,778.93/8,854.56
  6. Step 6: Final answer
    x = 6,728.26

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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.