Home / 2,307.38-3,462.08-1,211.49

Finding the Fourth Proportional to 2,307.38, 3,462.08 and 1,211.49

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Solution

The fourth proportional to 2,307.38, 3,462.08 and 1,211.49 is: 1,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.38 : 3,462.08 = 1,211.49 : x
  2. Step 2: Convert to fraction form
    2,307.38/3,462.08 = 1,211.49/x
  3. Step 3: Cross multiply
    2,307.38x = 3,462.08 × 1,211.49
  4. Step 4: Simplify right side
    2,307.38x = 4,194,260.80
  5. Step 5: Solve for x
    x = 4,194,260.80/2,307.38
  6. Step 6: Final answer
    x = 1,817.76

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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.