Home / 10,493.76-15,740.77-3,098.32

Finding the Fourth Proportional to 10,493.76, 15,740.77 and 3,098.32

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Solution

The fourth proportional to 10,493.76, 15,740.77 and 3,098.32 is: 4,647.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.76 : 15,740.77 = 3,098.32 : x
  2. Step 2: Convert to fraction form
    10,493.76/15,740.77 = 3,098.32/x
  3. Step 3: Cross multiply
    10,493.76x = 15,740.77 × 3,098.32
  4. Step 4: Simplify right side
    10,493.76x = 48,769,966.06
  5. Step 5: Solve for x
    x = 48,769,966.06/10,493.76
  6. Step 6: Final answer
    x = 4,647.52

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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.