Home / 5,543.30-7,651.04-3,655.22

Finding the Fourth Proportional to 5,543.30, 7,651.04 and 3,655.22

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Solution

The fourth proportional to 5,543.30, 7,651.04 and 3,655.22 is: 5,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.30 : 7,651.04 = 3,655.22 : x
  2. Step 2: Convert to fraction form
    5,543.30/7,651.04 = 3,655.22/x
  3. Step 3: Cross multiply
    5,543.30x = 7,651.04 × 3,655.22
  4. Step 4: Simplify right side
    5,543.30x = 27,966,220.93
  5. Step 5: Solve for x
    x = 27,966,220.93/5,543.30
  6. Step 6: Final answer
    x = 5,045.05

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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.