Home / 1,854.32-2,559.48-1,068.68

Finding the Fourth Proportional to 1,854.32, 2,559.48 and 1,068.68

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Solution

The fourth proportional to 1,854.32, 2,559.48 and 1,068.68 is: 1,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.32 : 2,559.48 = 1,068.68 : x
  2. Step 2: Convert to fraction form
    1,854.32/2,559.48 = 1,068.68/x
  3. Step 3: Cross multiply
    1,854.32x = 2,559.48 × 1,068.68
  4. Step 4: Simplify right side
    1,854.32x = 2,735,265.09
  5. Step 5: Solve for x
    x = 2,735,265.09/1,854.32
  6. Step 6: Final answer
    x = 1,475.08

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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.