Home / 1,554.90-2,319.28-1,414.77

Finding the Fourth Proportional to 1,554.90, 2,319.28 and 1,414.77

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Solution

The fourth proportional to 1,554.90, 2,319.28 and 1,414.77 is: 2,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.90 : 2,319.28 = 1,414.77 : x
  2. Step 2: Convert to fraction form
    1,554.90/2,319.28 = 1,414.77/x
  3. Step 3: Cross multiply
    1,554.90x = 2,319.28 × 1,414.77
  4. Step 4: Simplify right side
    1,554.90x = 3,281,235.53
  5. Step 5: Solve for x
    x = 3,281,235.53/1,554.90
  6. Step 6: Final answer
    x = 2,110.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.