Home / 3,515.49-5,273.28-2,053.65

Finding the Fourth Proportional to 3,515.49, 5,273.28 and 2,053.65

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Solution

The fourth proportional to 3,515.49, 5,273.28 and 2,053.65 is: 3,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.49 : 5,273.28 = 2,053.65 : x
  2. Step 2: Convert to fraction form
    3,515.49/5,273.28 = 2,053.65/x
  3. Step 3: Cross multiply
    3,515.49x = 5,273.28 × 2,053.65
  4. Step 4: Simplify right side
    3,515.49x = 10,829,471.47
  5. Step 5: Solve for x
    x = 10,829,471.47/3,515.49
  6. Step 6: Final answer
    x = 3,080.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.