Home / 7,743.86-10,690.95-5,098.96

Finding the Fourth Proportional to 7,743.86, 10,690.95 and 5,098.96

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Solution

The fourth proportional to 7,743.86, 10,690.95 and 5,098.96 is: 7,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.86 : 10,690.95 = 5,098.96 : x
  2. Step 2: Convert to fraction form
    7,743.86/10,690.95 = 5,098.96/x
  3. Step 3: Cross multiply
    7,743.86x = 10,690.95 × 5,098.96
  4. Step 4: Simplify right side
    7,743.86x = 54,512,726.41
  5. Step 5: Solve for x
    x = 54,512,726.41/7,743.86
  6. Step 6: Final answer
    x = 7,039.48

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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.