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Finding the Fourth Proportional to 1,854.68, 2,559.08 and 1,068.52

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Solution

The fourth proportional to 1,854.68, 2,559.08 and 1,068.52 is: 1,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.68 : 2,559.08 = 1,068.52 : x
  2. Step 2: Convert to fraction form
    1,854.68/2,559.08 = 1,068.52/x
  3. Step 3: Cross multiply
    1,854.68x = 2,559.08 × 1,068.52
  4. Step 4: Simplify right side
    1,854.68x = 2,734,428.16
  5. Step 5: Solve for x
    x = 2,734,428.16/1,854.68
  6. Step 6: Final answer
    x = 1,474.34

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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.