Home / 10,305.78-14,227.23-6,532.80

Finding the Fourth Proportional to 10,305.78, 14,227.23 and 6,532.80

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Solution

The fourth proportional to 10,305.78, 14,227.23 and 6,532.80 is: 9,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.78 : 14,227.23 = 6,532.80 : x
  2. Step 2: Convert to fraction form
    10,305.78/14,227.23 = 6,532.80/x
  3. Step 3: Cross multiply
    10,305.78x = 14,227.23 × 6,532.80
  4. Step 4: Simplify right side
    10,305.78x = 92,943,648.14
  5. Step 5: Solve for x
    x = 92,943,648.14/10,305.78
  6. Step 6: Final answer
    x = 9,018.59

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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.