Home / 1,541.12-2,307.60-1,297.04

Finding the Fourth Proportional to 1,541.12, 2,307.60 and 1,297.04

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Solution

The fourth proportional to 1,541.12, 2,307.60 and 1,297.04 is: 1,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.12 : 2,307.60 = 1,297.04 : x
  2. Step 2: Convert to fraction form
    1,541.12/2,307.60 = 1,297.04/x
  3. Step 3: Cross multiply
    1,541.12x = 2,307.60 × 1,297.04
  4. Step 4: Simplify right side
    1,541.12x = 2,993,049.50
  5. Step 5: Solve for x
    x = 2,993,049.50/1,541.12
  6. Step 6: Final answer
    x = 1,942.13

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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.