Home / 5,095-7,042.87-4,250.78

Finding the Fourth Proportional to 5,095, 7,042.87 and 4,250.78

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Solution

The fourth proportional to 5,095, 7,042.87 and 4,250.78 is: 5,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095 : 7,042.87 = 4,250.78 : x
  2. Step 2: Convert to fraction form
    5,095/7,042.87 = 4,250.78/x
  3. Step 3: Cross multiply
    5,095x = 7,042.87 × 4,250.78
  4. Step 4: Simplify right side
    5,095x = 29,937,690.94
  5. Step 5: Solve for x
    x = 29,937,690.94/5,095
  6. Step 6: Final answer
    x = 5,875.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.