Home / 7,663.24-10,575.54-4,868.68

Finding the Fourth Proportional to 7,663.24, 10,575.54 and 4,868.68

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Solution

The fourth proportional to 7,663.24, 10,575.54 and 4,868.68 is: 6,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.24 : 10,575.54 = 4,868.68 : x
  2. Step 2: Convert to fraction form
    7,663.24/10,575.54 = 4,868.68/x
  3. Step 3: Cross multiply
    7,663.24x = 10,575.54 × 4,868.68
  4. Step 4: Simplify right side
    7,663.24x = 51,488,920.09
  5. Step 5: Solve for x
    x = 51,488,920.09/7,663.24
  6. Step 6: Final answer
    x = 6,718.95

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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.