Home / 9,076.90-13,616.42-5,565.28

Finding the Fourth Proportional to 9,076.90, 13,616.42 and 5,565.28

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Solution

The fourth proportional to 9,076.90, 13,616.42 and 5,565.28 is: 8,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.90 : 13,616.42 = 5,565.28 : x
  2. Step 2: Convert to fraction form
    9,076.90/13,616.42 = 5,565.28/x
  3. Step 3: Cross multiply
    9,076.90x = 13,616.42 × 5,565.28
  4. Step 4: Simplify right side
    9,076.90x = 75,779,189.90
  5. Step 5: Solve for x
    x = 75,779,189.90/9,076.90
  6. Step 6: Final answer
    x = 8,348.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.