Home / 9,040.07-13,508.29-6,891.05

Finding the Fourth Proportional to 9,040.07, 13,508.29 and 6,891.05

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Solution

The fourth proportional to 9,040.07, 13,508.29 and 6,891.05 is: 10,297.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.07 : 13,508.29 = 6,891.05 : x
  2. Step 2: Convert to fraction form
    9,040.07/13,508.29 = 6,891.05/x
  3. Step 3: Cross multiply
    9,040.07x = 13,508.29 × 6,891.05
  4. Step 4: Simplify right side
    9,040.07x = 93,086,267.35
  5. Step 5: Solve for x
    x = 93,086,267.35/9,040.07
  6. Step 6: Final answer
    x = 10,297.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.