Home / 10,910.99-15,048.02-6,711.95

Finding the Fourth Proportional to 10,910.99, 15,048.02 and 6,711.95

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Solution

The fourth proportional to 10,910.99, 15,048.02 and 6,711.95 is: 9,256.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.99 : 15,048.02 = 6,711.95 : x
  2. Step 2: Convert to fraction form
    10,910.99/15,048.02 = 6,711.95/x
  3. Step 3: Cross multiply
    10,910.99x = 15,048.02 × 6,711.95
  4. Step 4: Simplify right side
    10,910.99x = 101,001,499.38
  5. Step 5: Solve for x
    x = 101,001,499.38/10,910.99
  6. Step 6: Final answer
    x = 9,256.86

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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.