Home / 1,554.66-2,331.99-1,476.80

Finding the Fourth Proportional to 1,554.66, 2,331.99 and 1,476.80

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Solution

The fourth proportional to 1,554.66, 2,331.99 and 1,476.80 is: 2,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.66 : 2,331.99 = 1,476.80 : x
  2. Step 2: Convert to fraction form
    1,554.66/2,331.99 = 1,476.80/x
  3. Step 3: Cross multiply
    1,554.66x = 2,331.99 × 1,476.80
  4. Step 4: Simplify right side
    1,554.66x = 3,443,871.17
  5. Step 5: Solve for x
    x = 3,443,871.17/1,554.66
  6. Step 6: Final answer
    x = 2,215.19

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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.