Home / 5,551.16-7,663.02-3,684.92

Finding the Fourth Proportional to 5,551.16, 7,663.02 and 3,684.92

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Solution

The fourth proportional to 5,551.16, 7,663.02 and 3,684.92 is: 5,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.16 : 7,663.02 = 3,684.92 : x
  2. Step 2: Convert to fraction form
    5,551.16/7,663.02 = 3,684.92/x
  3. Step 3: Cross multiply
    5,551.16x = 7,663.02 × 3,684.92
  4. Step 4: Simplify right side
    5,551.16x = 28,237,615.66
  5. Step 5: Solve for x
    x = 28,237,615.66/5,551.16
  6. Step 6: Final answer
    x = 5,086.80

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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.