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Finding the Fourth Proportional to 5,633.68, 7,773 and 3,275.92

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Solution

The fourth proportional to 5,633.68, 7,773 and 3,275.92 is: 4,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.68 : 7,773 = 3,275.92 : x
  2. Step 2: Convert to fraction form
    5,633.68/7,773 = 3,275.92/x
  3. Step 3: Cross multiply
    5,633.68x = 7,773 × 3,275.92
  4. Step 4: Simplify right side
    5,633.68x = 25,463,726.16
  5. Step 5: Solve for x
    x = 25,463,726.16/5,633.68
  6. Step 6: Final answer
    x = 4,519.91

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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.