Home / 8,838.10-13,305.35-7,632.82

Finding the Fourth Proportional to 8,838.10, 13,305.35 and 7,632.82

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Solution

The fourth proportional to 8,838.10, 13,305.35 and 7,632.82 is: 11,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.10 : 13,305.35 = 7,632.82 : x
  2. Step 2: Convert to fraction form
    8,838.10/13,305.35 = 7,632.82/x
  3. Step 3: Cross multiply
    8,838.10x = 13,305.35 × 7,632.82
  4. Step 4: Simplify right side
    8,838.10x = 101,557,341.59
  5. Step 5: Solve for x
    x = 101,557,341.59/8,838.10
  6. Step 6: Final answer
    x = 11,490.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.