Home / 2,177.06-3,267.75-1,561.46

Finding the Fourth Proportional to 2,177.06, 3,267.75 and 1,561.46

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Solution

The fourth proportional to 2,177.06, 3,267.75 and 1,561.46 is: 2,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.06 : 3,267.75 = 1,561.46 : x
  2. Step 2: Convert to fraction form
    2,177.06/3,267.75 = 1,561.46/x
  3. Step 3: Cross multiply
    2,177.06x = 3,267.75 × 1,561.46
  4. Step 4: Simplify right side
    2,177.06x = 5,102,460.92
  5. Step 5: Solve for x
    x = 5,102,460.92/2,177.06
  6. Step 6: Final answer
    x = 2,343.74

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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.