Home / 2,182.11-3,011.36-1,710.57

Finding the Fourth Proportional to 2,182.11, 3,011.36 and 1,710.57

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Solution

The fourth proportional to 2,182.11, 3,011.36 and 1,710.57 is: 2,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.11 : 3,011.36 = 1,710.57 : x
  2. Step 2: Convert to fraction form
    2,182.11/3,011.36 = 1,710.57/x
  3. Step 3: Cross multiply
    2,182.11x = 3,011.36 × 1,710.57
  4. Step 4: Simplify right side
    2,182.11x = 5,151,133.52
  5. Step 5: Solve for x
    x = 5,151,133.52/2,182.11
  6. Step 6: Final answer
    x = 2,360.62

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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.