Home / 3,519.33-5,280.05-1,054.23

Finding the Fourth Proportional to 3,519.33, 5,280.05 and 1,054.23

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Solution

The fourth proportional to 3,519.33, 5,280.05 and 1,054.23 is: 1,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.33 : 5,280.05 = 1,054.23 : x
  2. Step 2: Convert to fraction form
    3,519.33/5,280.05 = 1,054.23/x
  3. Step 3: Cross multiply
    3,519.33x = 5,280.05 × 1,054.23
  4. Step 4: Simplify right side
    3,519.33x = 5,566,387.11
  5. Step 5: Solve for x
    x = 5,566,387.11/3,519.33
  6. Step 6: Final answer
    x = 1,581.66

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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.