Home / 10,234.09-14,115.47-7,048.41

Finding the Fourth Proportional to 10,234.09, 14,115.47 and 7,048.41

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Solution

The fourth proportional to 10,234.09, 14,115.47 and 7,048.41 is: 9,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.09 : 14,115.47 = 7,048.41 : x
  2. Step 2: Convert to fraction form
    10,234.09/14,115.47 = 7,048.41/x
  3. Step 3: Cross multiply
    10,234.09x = 14,115.47 × 7,048.41
  4. Step 4: Simplify right side
    10,234.09x = 99,491,619.90
  5. Step 5: Solve for x
    x = 99,491,619.90/10,234.09
  6. Step 6: Final answer
    x = 9,721.59

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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.