Home / 9,867.93-13,617.69-5,836.20

Finding the Fourth Proportional to 9,867.93, 13,617.69 and 5,836.20

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Solution

The fourth proportional to 9,867.93, 13,617.69 and 5,836.20 is: 8,053.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.93 : 13,617.69 = 5,836.20 : x
  2. Step 2: Convert to fraction form
    9,867.93/13,617.69 = 5,836.20/x
  3. Step 3: Cross multiply
    9,867.93x = 13,617.69 × 5,836.20
  4. Step 4: Simplify right side
    9,867.93x = 79,475,489.43
  5. Step 5: Solve for x
    x = 79,475,489.43/9,867.93
  6. Step 6: Final answer
    x = 8,053.92

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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.