Home / 1,748.70-2,623.05-1,133.10

Finding the Fourth Proportional to 1,748.70, 2,623.05 and 1,133.10

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Solution

The fourth proportional to 1,748.70, 2,623.05 and 1,133.10 is: 1,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.70 : 2,623.05 = 1,133.10 : x
  2. Step 2: Convert to fraction form
    1,748.70/2,623.05 = 1,133.10/x
  3. Step 3: Cross multiply
    1,748.70x = 2,623.05 × 1,133.10
  4. Step 4: Simplify right side
    1,748.70x = 2,972,177.96
  5. Step 5: Solve for x
    x = 2,972,177.96/1,748.70
  6. Step 6: Final answer
    x = 1,699.65

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Similar ratio
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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.