Home / 10,415.26-14,363.70-6,882.04

Finding the Fourth Proportional to 10,415.26, 14,363.70 and 6,882.04

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Solution

The fourth proportional to 10,415.26, 14,363.70 and 6,882.04 is: 9,491.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,415.26 : 14,363.70 = 6,882.04 : x
  2. Step 2: Convert to fraction form
    10,415.26/14,363.70 = 6,882.04/x
  3. Step 3: Cross multiply
    10,415.26x = 14,363.70 × 6,882.04
  4. Step 4: Simplify right side
    10,415.26x = 98,851,557.95
  5. Step 5: Solve for x
    x = 98,851,557.95/10,415.26
  6. Step 6: Final answer
    x = 9,491.03

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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.