Home / 10,219.67-14,102.71-5,970.97

Finding the Fourth Proportional to 10,219.67, 14,102.71 and 5,970.97

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Solution

The fourth proportional to 10,219.67, 14,102.71 and 5,970.97 is: 8,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.67 : 14,102.71 = 5,970.97 : x
  2. Step 2: Convert to fraction form
    10,219.67/14,102.71 = 5,970.97/x
  3. Step 3: Cross multiply
    10,219.67x = 14,102.71 × 5,970.97
  4. Step 4: Simplify right side
    10,219.67x = 84,206,781.70
  5. Step 5: Solve for x
    x = 84,206,781.70/10,219.67
  6. Step 6: Final answer
    x = 8,239.68

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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.