Home / 7,254.91-10,014.56-4,270.87

Finding the Fourth Proportional to 7,254.91, 10,014.56 and 4,270.87

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Solution

The fourth proportional to 7,254.91, 10,014.56 and 4,270.87 is: 5,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.91 : 10,014.56 = 4,270.87 : x
  2. Step 2: Convert to fraction form
    7,254.91/10,014.56 = 4,270.87/x
  3. Step 3: Cross multiply
    7,254.91x = 10,014.56 × 4,270.87
  4. Step 4: Simplify right side
    7,254.91x = 42,770,812.44
  5. Step 5: Solve for x
    x = 42,770,812.44/7,254.91
  6. Step 6: Final answer
    x = 5,895.43

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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.