Home / 5,211.32-7,816.97-1,751.00

Finding the Fourth Proportional to 5,211.32, 7,816.97 and 1,751.00

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Solution

The fourth proportional to 5,211.32, 7,816.97 and 1,751.00 is: 2,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.32 : 7,816.97 = 1,751.00 : x
  2. Step 2: Convert to fraction form
    5,211.32/7,816.97 = 1,751.00/x
  3. Step 3: Cross multiply
    5,211.32x = 7,816.97 × 1,751.00
  4. Step 4: Simplify right side
    5,211.32x = 13,687,479.76
  5. Step 5: Solve for x
    x = 13,687,479.76/5,211.32
  6. Step 6: Final answer
    x = 2,626.49

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Double scale
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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.