Home / 8,842.66-12,198.24-5,484.40

Finding the Fourth Proportional to 8,842.66, 12,198.24 and 5,484.40

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Solution

The fourth proportional to 8,842.66, 12,198.24 and 5,484.40 is: 7,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.66 : 12,198.24 = 5,484.40 : x
  2. Step 2: Convert to fraction form
    8,842.66/12,198.24 = 5,484.40/x
  3. Step 3: Cross multiply
    8,842.66x = 12,198.24 × 5,484.40
  4. Step 4: Simplify right side
    8,842.66x = 66,900,027.46
  5. Step 5: Solve for x
    x = 66,900,027.46/8,842.66
  6. Step 6: Final answer
    x = 7,565.60

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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.