Home / 8,253.47-11,391.77-4,718.75

Finding the Fourth Proportional to 8,253.47, 11,391.77 and 4,718.75

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Solution

The fourth proportional to 8,253.47, 11,391.77 and 4,718.75 is: 6,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.47 : 11,391.77 = 4,718.75 : x
  2. Step 2: Convert to fraction form
    8,253.47/11,391.77 = 4,718.75/x
  3. Step 3: Cross multiply
    8,253.47x = 11,391.77 × 4,718.75
  4. Step 4: Simplify right side
    8,253.47x = 53,754,869.53
  5. Step 5: Solve for x
    x = 53,754,869.53/8,253.47
  6. Step 6: Final answer
    x = 6,513.00

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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.