Home / 7,414.75-10,232.40-4,271.95

Finding the Fourth Proportional to 7,414.75, 10,232.40 and 4,271.95

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Solution

The fourth proportional to 7,414.75, 10,232.40 and 4,271.95 is: 5,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.75 : 10,232.40 = 4,271.95 : x
  2. Step 2: Convert to fraction form
    7,414.75/10,232.40 = 4,271.95/x
  3. Step 3: Cross multiply
    7,414.75x = 10,232.40 × 4,271.95
  4. Step 4: Simplify right side
    7,414.75x = 43,712,301.18
  5. Step 5: Solve for x
    x = 43,712,301.18/7,414.75
  6. Step 6: Final answer
    x = 5,895.32

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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.