Home / 5,260.18-7,891.05-1,749.04

Finding the Fourth Proportional to 5,260.18, 7,891.05 and 1,749.04

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Solution

The fourth proportional to 5,260.18, 7,891.05 and 1,749.04 is: 2,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.18 : 7,891.05 = 1,749.04 : x
  2. Step 2: Convert to fraction form
    5,260.18/7,891.05 = 1,749.04/x
  3. Step 3: Cross multiply
    5,260.18x = 7,891.05 × 1,749.04
  4. Step 4: Simplify right side
    5,260.18x = 13,801,762.09
  5. Step 5: Solve for x
    x = 13,801,762.09/5,260.18
  6. Step 6: Final answer
    x = 2,623.82

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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.