Home / 5,152.19-7,105.57-3,261.65

Finding the Fourth Proportional to 5,152.19, 7,105.57 and 3,261.65

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Solution

The fourth proportional to 5,152.19, 7,105.57 and 3,261.65 is: 4,498.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.19 : 7,105.57 = 3,261.65 : x
  2. Step 2: Convert to fraction form
    5,152.19/7,105.57 = 3,261.65/x
  3. Step 3: Cross multiply
    5,152.19x = 7,105.57 × 3,261.65
  4. Step 4: Simplify right side
    5,152.19x = 23,175,892.00
  5. Step 5: Solve for x
    x = 23,175,892.00/5,152.19
  6. Step 6: Final answer
    x = 4,498.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.