Home / 5,543.82-7,651.08-3,419.28

Finding the Fourth Proportional to 5,543.82, 7,651.08 and 3,419.28

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Solution

The fourth proportional to 5,543.82, 7,651.08 and 3,419.28 is: 4,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.82 : 7,651.08 = 3,419.28 : x
  2. Step 2: Convert to fraction form
    5,543.82/7,651.08 = 3,419.28/x
  3. Step 3: Cross multiply
    5,543.82x = 7,651.08 × 3,419.28
  4. Step 4: Simplify right side
    5,543.82x = 26,161,184.82
  5. Step 5: Solve for x
    x = 26,161,184.82/5,543.82
  6. Step 6: Final answer
    x = 4,718.98

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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.