Home / 10,362.18-15,550.20-5,099.70

Finding the Fourth Proportional to 10,362.18, 15,550.20 and 5,099.70

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Solution

The fourth proportional to 10,362.18, 15,550.20 and 5,099.70 is: 7,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.18 : 15,550.20 = 5,099.70 : x
  2. Step 2: Convert to fraction form
    10,362.18/15,550.20 = 5,099.70/x
  3. Step 3: Cross multiply
    10,362.18x = 15,550.20 × 5,099.70
  4. Step 4: Simplify right side
    10,362.18x = 79,301,354.94
  5. Step 5: Solve for x
    x = 79,301,354.94/10,362.18
  6. Step 6: Final answer
    x = 7,652.96

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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.