Home / 3,543.85-4,891.61-2,424.36

Finding the Fourth Proportional to 3,543.85, 4,891.61 and 2,424.36

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Solution

The fourth proportional to 3,543.85, 4,891.61 and 2,424.36 is: 3,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.85 : 4,891.61 = 2,424.36 : x
  2. Step 2: Convert to fraction form
    3,543.85/4,891.61 = 2,424.36/x
  3. Step 3: Cross multiply
    3,543.85x = 4,891.61 × 2,424.36
  4. Step 4: Simplify right side
    3,543.85x = 11,859,011.50
  5. Step 5: Solve for x
    x = 11,859,011.50/3,543.85
  6. Step 6: Final answer
    x = 3,346.37

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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.