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Finding the Fourth Proportional to 7,254.76, 10,866.78 and 6,019.24

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Solution

The fourth proportional to 7,254.76, 10,866.78 and 6,019.24 is: 9,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.76 : 10,866.78 = 6,019.24 : x
  2. Step 2: Convert to fraction form
    7,254.76/10,866.78 = 6,019.24/x
  3. Step 3: Cross multiply
    7,254.76x = 10,866.78 × 6,019.24
  4. Step 4: Simplify right side
    7,254.76x = 65,409,756.85
  5. Step 5: Solve for x
    x = 65,409,756.85/7,254.76
  6. Step 6: Final answer
    x = 9,016.12

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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.