Home / 9,829.47-13,565.44-5,581.23

Finding the Fourth Proportional to 9,829.47, 13,565.44 and 5,581.23

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Solution

The fourth proportional to 9,829.47, 13,565.44 and 5,581.23 is: 7,702.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.47 : 13,565.44 = 5,581.23 : x
  2. Step 2: Convert to fraction form
    9,829.47/13,565.44 = 5,581.23/x
  3. Step 3: Cross multiply
    9,829.47x = 13,565.44 × 5,581.23
  4. Step 4: Simplify right side
    9,829.47x = 75,711,840.69
  5. Step 5: Solve for x
    x = 75,711,840.69/9,829.47
  6. Step 6: Final answer
    x = 7,702.54

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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.