Home / 4,120.69-5,686.55-2,352.26

Finding the Fourth Proportional to 4,120.69, 5,686.55 and 2,352.26

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Solution

The fourth proportional to 4,120.69, 5,686.55 and 2,352.26 is: 3,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.69 : 5,686.55 = 2,352.26 : x
  2. Step 2: Convert to fraction form
    4,120.69/5,686.55 = 2,352.26/x
  3. Step 3: Cross multiply
    4,120.69x = 5,686.55 × 2,352.26
  4. Step 4: Simplify right side
    4,120.69x = 13,376,244.10
  5. Step 5: Solve for x
    x = 13,376,244.10/4,120.69
  6. Step 6: Final answer
    x = 3,246.12

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Half scale
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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.