Home / 1,554.81-2,331.39-1,169.25

Finding the Fourth Proportional to 1,554.81, 2,331.39 and 1,169.25

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Solution

The fourth proportional to 1,554.81, 2,331.39 and 1,169.25 is: 1,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.81 : 2,331.39 = 1,169.25 : x
  2. Step 2: Convert to fraction form
    1,554.81/2,331.39 = 1,169.25/x
  3. Step 3: Cross multiply
    1,554.81x = 2,331.39 × 1,169.25
  4. Step 4: Simplify right side
    1,554.81x = 2,725,977.76
  5. Step 5: Solve for x
    x = 2,725,977.76/1,554.81
  6. Step 6: Final answer
    x = 1,753.25

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Half scale
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Double scale
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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.