Home / 1,554.19-2,327.14-1,308.15

Finding the Fourth Proportional to 1,554.19, 2,327.14 and 1,308.15

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Solution

The fourth proportional to 1,554.19, 2,327.14 and 1,308.15 is: 1,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.19 : 2,327.14 = 1,308.15 : x
  2. Step 2: Convert to fraction form
    1,554.19/2,327.14 = 1,308.15/x
  3. Step 3: Cross multiply
    1,554.19x = 2,327.14 × 1,308.15
  4. Step 4: Simplify right side
    1,554.19x = 3,044,248.19
  5. Step 5: Solve for x
    x = 3,044,248.19/1,554.19
  6. Step 6: Final answer
    x = 1,958.74

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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.