Home / 7,224.46-9,977.94-4,862.50

Finding the Fourth Proportional to 7,224.46, 9,977.94 and 4,862.50

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Solution

The fourth proportional to 7,224.46, 9,977.94 and 4,862.50 is: 6,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.46 : 9,977.94 = 4,862.50 : x
  2. Step 2: Convert to fraction form
    7,224.46/9,977.94 = 4,862.50/x
  3. Step 3: Cross multiply
    7,224.46x = 9,977.94 × 4,862.50
  4. Step 4: Simplify right side
    7,224.46x = 48,517,733.25
  5. Step 5: Solve for x
    x = 48,517,733.25/7,224.46
  6. Step 6: Final answer
    x = 6,715.76

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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.