Home / 5,014.90-7,518.54-3,040.12

Finding the Fourth Proportional to 5,014.90, 7,518.54 and 3,040.12

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Solution

The fourth proportional to 5,014.90, 7,518.54 and 3,040.12 is: 4,557.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.90 : 7,518.54 = 3,040.12 : x
  2. Step 2: Convert to fraction form
    5,014.90/7,518.54 = 3,040.12/x
  3. Step 3: Cross multiply
    5,014.90x = 7,518.54 × 3,040.12
  4. Step 4: Simplify right side
    5,014.90x = 22,857,263.82
  5. Step 5: Solve for x
    x = 22,857,263.82/5,014.90
  6. Step 6: Final answer
    x = 4,557.87

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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.