Home / 6,938.29-9,572.99-3,954.06

Finding the Fourth Proportional to 6,938.29, 9,572.99 and 3,954.06

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Solution

The fourth proportional to 6,938.29, 9,572.99 and 3,954.06 is: 5,455.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.29 : 9,572.99 = 3,954.06 : x
  2. Step 2: Convert to fraction form
    6,938.29/9,572.99 = 3,954.06/x
  3. Step 3: Cross multiply
    6,938.29x = 9,572.99 × 3,954.06
  4. Step 4: Simplify right side
    6,938.29x = 37,852,176.84
  5. Step 5: Solve for x
    x = 37,852,176.84/6,938.29
  6. Step 6: Final answer
    x = 5,455.55

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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.