Home / 7,029.41-9,680.84-6,876.32

Finding the Fourth Proportional to 7,029.41, 9,680.84 and 6,876.32

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Solution

The fourth proportional to 7,029.41, 9,680.84 and 6,876.32 is: 9,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.41 : 9,680.84 = 6,876.32 : x
  2. Step 2: Convert to fraction form
    7,029.41/9,680.84 = 6,876.32/x
  3. Step 3: Cross multiply
    7,029.41x = 9,680.84 × 6,876.32
  4. Step 4: Simplify right side
    7,029.41x = 66,568,553.71
  5. Step 5: Solve for x
    x = 66,568,553.71/7,029.41
  6. Step 6: Final answer
    x = 9,470.01

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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.