Home / 5,053.15-6,972.52-2,814.97

Finding the Fourth Proportional to 5,053.15, 6,972.52 and 2,814.97

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Solution

The fourth proportional to 5,053.15, 6,972.52 and 2,814.97 is: 3,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.15 : 6,972.52 = 2,814.97 : x
  2. Step 2: Convert to fraction form
    5,053.15/6,972.52 = 2,814.97/x
  3. Step 3: Cross multiply
    5,053.15x = 6,972.52 × 2,814.97
  4. Step 4: Simplify right side
    5,053.15x = 19,627,412.95
  5. Step 5: Solve for x
    x = 19,627,412.95/5,053.15
  6. Step 6: Final answer
    x = 3,884.20

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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.