Home / 8,694.84-13,042.22-7,521.33

Finding the Fourth Proportional to 8,694.84, 13,042.22 and 7,521.33

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Solution

The fourth proportional to 8,694.84, 13,042.22 and 7,521.33 is: 11,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.84 : 13,042.22 = 7,521.33 : x
  2. Step 2: Convert to fraction form
    8,694.84/13,042.22 = 7,521.33/x
  3. Step 3: Cross multiply
    8,694.84x = 13,042.22 × 7,521.33
  4. Step 4: Simplify right side
    8,694.84x = 98,094,802.95
  5. Step 5: Solve for x
    x = 98,094,802.95/8,694.84
  6. Step 6: Final answer
    x = 11,281.96

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1.5x scale

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.