Home / 10,497.60-15,741.68-3,099.51

Finding the Fourth Proportional to 10,497.60, 15,741.68 and 3,099.51

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Solution

The fourth proportional to 10,497.60, 15,741.68 and 3,099.51 is: 4,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.60 : 15,741.68 = 3,099.51 : x
  2. Step 2: Convert to fraction form
    10,497.60/15,741.68 = 3,099.51/x
  3. Step 3: Cross multiply
    10,497.60x = 15,741.68 × 3,099.51
  4. Step 4: Simplify right side
    10,497.60x = 48,791,479.08
  5. Step 5: Solve for x
    x = 48,791,479.08/10,497.60
  6. Step 6: Final answer
    x = 4,647.87

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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.