Home / 9,829.23-13,565.85-5,580.75

Finding the Fourth Proportional to 9,829.23, 13,565.85 and 5,580.75

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Solution

The fourth proportional to 9,829.23, 13,565.85 and 5,580.75 is: 7,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.23 : 13,565.85 = 5,580.75 : x
  2. Step 2: Convert to fraction form
    9,829.23/13,565.85 = 5,580.75/x
  3. Step 3: Cross multiply
    9,829.23x = 13,565.85 × 5,580.75
  4. Step 4: Simplify right side
    9,829.23x = 75,707,617.39
  5. Step 5: Solve for x
    x = 75,707,617.39/9,829.23
  6. Step 6: Final answer
    x = 7,702.29

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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.