Home / 2,184.39-3,011.13-1,553.04

Finding the Fourth Proportional to 2,184.39, 3,011.13 and 1,553.04

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Solution

The fourth proportional to 2,184.39, 3,011.13 and 1,553.04 is: 2,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.39 : 3,011.13 = 1,553.04 : x
  2. Step 2: Convert to fraction form
    2,184.39/3,011.13 = 1,553.04/x
  3. Step 3: Cross multiply
    2,184.39x = 3,011.13 × 1,553.04
  4. Step 4: Simplify right side
    2,184.39x = 4,676,405.34
  5. Step 5: Solve for x
    x = 4,676,405.34/2,184.39
  6. Step 6: Final answer
    x = 2,140.83

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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.