Home / 2,182.04-3,011.23-1,237.83

Finding the Fourth Proportional to 2,182.04, 3,011.23 and 1,237.83

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Solution

The fourth proportional to 2,182.04, 3,011.23 and 1,237.83 is: 1,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.04 : 3,011.23 = 1,237.83 : x
  2. Step 2: Convert to fraction form
    2,182.04/3,011.23 = 1,237.83/x
  3. Step 3: Cross multiply
    2,182.04x = 3,011.23 × 1,237.83
  4. Step 4: Simplify right side
    2,182.04x = 3,727,391.06
  5. Step 5: Solve for x
    x = 3,727,391.06/2,182.04
  6. Step 6: Final answer
    x = 1,708.21

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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.