Home / 9,943.51-13,721.22-5,854.66

Finding the Fourth Proportional to 9,943.51, 13,721.22 and 5,854.66

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Solution

The fourth proportional to 9,943.51, 13,721.22 and 5,854.66 is: 8,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.51 : 13,721.22 = 5,854.66 : x
  2. Step 2: Convert to fraction form
    9,943.51/13,721.22 = 5,854.66/x
  3. Step 3: Cross multiply
    9,943.51x = 13,721.22 × 5,854.66
  4. Step 4: Simplify right side
    9,943.51x = 80,333,077.89
  5. Step 5: Solve for x
    x = 80,333,077.89/9,943.51
  6. Step 6: Final answer
    x = 8,078.95

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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.