Home / 10,559.51-15,839.27-4,859.92

Finding the Fourth Proportional to 10,559.51, 15,839.27 and 4,859.92

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Solution

The fourth proportional to 10,559.51, 15,839.27 and 4,859.92 is: 7,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.51 : 15,839.27 = 4,859.92 : x
  2. Step 2: Convert to fraction form
    10,559.51/15,839.27 = 4,859.92/x
  3. Step 3: Cross multiply
    10,559.51x = 15,839.27 × 4,859.92
  4. Step 4: Simplify right side
    10,559.51x = 76,977,585.06
  5. Step 5: Solve for x
    x = 76,977,585.06/10,559.51
  6. Step 6: Final answer
    x = 7,289.88

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Similar ratio
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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.