Home / 7,182.36-10,763.97-3,477.22

Finding the Fourth Proportional to 7,182.36, 10,763.97 and 3,477.22

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Solution

The fourth proportional to 7,182.36, 10,763.97 and 3,477.22 is: 5,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.36 : 10,763.97 = 3,477.22 : x
  2. Step 2: Convert to fraction form
    7,182.36/10,763.97 = 3,477.22/x
  3. Step 3: Cross multiply
    7,182.36x = 10,763.97 × 3,477.22
  4. Step 4: Simplify right side
    7,182.36x = 37,428,691.76
  5. Step 5: Solve for x
    x = 37,428,691.76/7,182.36
  6. Step 6: Final answer
    x = 5,211.20

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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.