Home / 10,234.47-15,293.45-7,684.95

Finding the Fourth Proportional to 10,234.47, 15,293.45 and 7,684.95

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Solution

The fourth proportional to 10,234.47, 15,293.45 and 7,684.95 is: 11,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.47 : 15,293.45 = 7,684.95 : x
  2. Step 2: Convert to fraction form
    10,234.47/15,293.45 = 7,684.95/x
  3. Step 3: Cross multiply
    10,234.47x = 15,293.45 × 7,684.95
  4. Step 4: Simplify right side
    10,234.47x = 117,529,398.58
  5. Step 5: Solve for x
    x = 117,529,398.58/10,234.47
  6. Step 6: Final answer
    x = 11,483.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.