Home / 5,063.39-6,985.63-3,149.08

Finding the Fourth Proportional to 5,063.39, 6,985.63 and 3,149.08

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Solution

The fourth proportional to 5,063.39, 6,985.63 and 3,149.08 is: 4,344.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.39 : 6,985.63 = 3,149.08 : x
  2. Step 2: Convert to fraction form
    5,063.39/6,985.63 = 3,149.08/x
  3. Step 3: Cross multiply
    5,063.39x = 6,985.63 × 3,149.08
  4. Step 4: Simplify right side
    5,063.39x = 21,998,320.39
  5. Step 5: Solve for x
    x = 21,998,320.39/5,063.39
  6. Step 6: Final answer
    x = 4,344.58

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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.