Home / 10,484.76-15,727.24-3,089.36

Finding the Fourth Proportional to 10,484.76, 15,727.24 and 3,089.36

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Solution

The fourth proportional to 10,484.76, 15,727.24 and 3,089.36 is: 4,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.76 : 15,727.24 = 3,089.36 : x
  2. Step 2: Convert to fraction form
    10,484.76/15,727.24 = 3,089.36/x
  3. Step 3: Cross multiply
    10,484.76x = 15,727.24 × 3,089.36
  4. Step 4: Simplify right side
    10,484.76x = 48,587,106.17
  5. Step 5: Solve for x
    x = 48,587,106.17/10,484.76
  6. Step 6: Final answer
    x = 4,634.07

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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.