Home / 1,225.01-1,839.35-1,182.49

Finding the Fourth Proportional to 1,225.01, 1,839.35 and 1,182.49

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Solution

The fourth proportional to 1,225.01, 1,839.35 and 1,182.49 is: 1,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225.01 : 1,839.35 = 1,182.49 : x
  2. Step 2: Convert to fraction form
    1,225.01/1,839.35 = 1,182.49/x
  3. Step 3: Cross multiply
    1,225.01x = 1,839.35 × 1,182.49
  4. Step 4: Simplify right side
    1,225.01x = 2,175,011.34
  5. Step 5: Solve for x
    x = 2,175,011.34/1,225.01
  6. Step 6: Final answer
    x = 1,775.50

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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.