Home / 1,554.19-2,329.85-1,418.92

Finding the Fourth Proportional to 1,554.19, 2,329.85 and 1,418.92

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Solution

The fourth proportional to 1,554.19, 2,329.85 and 1,418.92 is: 2,127.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.19 : 2,329.85 = 1,418.92 : x
  2. Step 2: Convert to fraction form
    1,554.19/2,329.85 = 1,418.92/x
  3. Step 3: Cross multiply
    1,554.19x = 2,329.85 × 1,418.92
  4. Step 4: Simplify right side
    1,554.19x = 3,305,868.48
  5. Step 5: Solve for x
    x = 3,305,868.48/1,554.19
  6. Step 6: Final answer
    x = 2,127.07

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1.5x scale

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.