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Finding the Fourth Proportional to 5,655.71, 7,804.03 and 3,232.90

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Solution

The fourth proportional to 5,655.71, 7,804.03 and 3,232.90 is: 4,460.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.71 : 7,804.03 = 3,232.90 : x
  2. Step 2: Convert to fraction form
    5,655.71/7,804.03 = 3,232.90/x
  3. Step 3: Cross multiply
    5,655.71x = 7,804.03 × 3,232.90
  4. Step 4: Simplify right side
    5,655.71x = 25,229,648.59
  5. Step 5: Solve for x
    x = 25,229,648.59/5,655.71
  6. Step 6: Final answer
    x = 4,460.92

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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.