Home / 9,295.16-13,943-2,720.64

Finding the Fourth Proportional to 9,295.16, 13,943 and 2,720.64

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Solution

The fourth proportional to 9,295.16, 13,943 and 2,720.64 is: 4,081.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295.16 : 13,943 = 2,720.64 : x
  2. Step 2: Convert to fraction form
    9,295.16/13,943 = 2,720.64/x
  3. Step 3: Cross multiply
    9,295.16x = 13,943 × 2,720.64
  4. Step 4: Simplify right side
    9,295.16x = 37,933,883.52
  5. Step 5: Solve for x
    x = 37,933,883.52/9,295.16
  6. Step 6: Final answer
    x = 4,081.04

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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.