Home / 5,099.10-7,641.45-2,017.50

Finding the Fourth Proportional to 5,099.10, 7,641.45 and 2,017.50

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Solution

The fourth proportional to 5,099.10, 7,641.45 and 2,017.50 is: 3,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.10 : 7,641.45 = 2,017.50 : x
  2. Step 2: Convert to fraction form
    5,099.10/7,641.45 = 2,017.50/x
  3. Step 3: Cross multiply
    5,099.10x = 7,641.45 × 2,017.50
  4. Step 4: Simplify right side
    5,099.10x = 15,416,625.38
  5. Step 5: Solve for x
    x = 15,416,625.38/5,099.10
  6. Step 6: Final answer
    x = 3,023.40

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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.