Home / 7,922.47-10,934.16-4,564.63

Finding the Fourth Proportional to 7,922.47, 10,934.16 and 4,564.63

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Solution

The fourth proportional to 7,922.47, 10,934.16 and 4,564.63 is: 6,299.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.47 : 10,934.16 = 4,564.63 : x
  2. Step 2: Convert to fraction form
    7,922.47/10,934.16 = 4,564.63/x
  3. Step 3: Cross multiply
    7,922.47x = 10,934.16 × 4,564.63
  4. Step 4: Simplify right side
    7,922.47x = 49,910,371.94
  5. Step 5: Solve for x
    x = 49,910,371.94/7,922.47
  6. Step 6: Final answer
    x = 6,299.85

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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.