Home / 5,440.77-8,161.05-1,743

Finding the Fourth Proportional to 5,440.77, 8,161.05 and 1,743

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Solution

The fourth proportional to 5,440.77, 8,161.05 and 1,743 is: 2,614.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.77 : 8,161.05 = 1,743 : x
  2. Step 2: Convert to fraction form
    5,440.77/8,161.05 = 1,743/x
  3. Step 3: Cross multiply
    5,440.77x = 8,161.05 × 1,743
  4. Step 4: Simplify right side
    5,440.77x = 14,224,710.15
  5. Step 5: Solve for x
    x = 14,224,710.15/5,440.77
  6. Step 6: Final answer
    x = 2,614.47

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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.