Home / 7,161.04-9,882.24-4,017.22

Finding the Fourth Proportional to 7,161.04, 9,882.24 and 4,017.22

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Solution

The fourth proportional to 7,161.04, 9,882.24 and 4,017.22 is: 5,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.04 : 9,882.24 = 4,017.22 : x
  2. Step 2: Convert to fraction form
    7,161.04/9,882.24 = 4,017.22/x
  3. Step 3: Cross multiply
    7,161.04x = 9,882.24 × 4,017.22
  4. Step 4: Simplify right side
    7,161.04x = 39,699,132.17
  5. Step 5: Solve for x
    x = 39,699,132.17/7,161.04
  6. Step 6: Final answer
    x = 5,543.77

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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.