Home / 1,541.14-2,312.07-1,054.42

Finding the Fourth Proportional to 1,541.14, 2,312.07 and 1,054.42

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Solution

The fourth proportional to 1,541.14, 2,312.07 and 1,054.42 is: 1,581.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.14 : 2,312.07 = 1,054.42 : x
  2. Step 2: Convert to fraction form
    1,541.14/2,312.07 = 1,054.42/x
  3. Step 3: Cross multiply
    1,541.14x = 2,312.07 × 1,054.42
  4. Step 4: Simplify right side
    1,541.14x = 2,437,892.85
  5. Step 5: Solve for x
    x = 2,437,892.85/1,541.14
  6. Step 6: Final answer
    x = 1,581.88

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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.