Home / 10,717.18-16,010.59-6,938.18

Finding the Fourth Proportional to 10,717.18, 16,010.59 and 6,938.18

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Solution

The fourth proportional to 10,717.18, 16,010.59 and 6,938.18 is: 10,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.18 : 16,010.59 = 6,938.18 : x
  2. Step 2: Convert to fraction form
    10,717.18/16,010.59 = 6,938.18/x
  3. Step 3: Cross multiply
    10,717.18x = 16,010.59 × 6,938.18
  4. Step 4: Simplify right side
    10,717.18x = 111,084,274.94
  5. Step 5: Solve for x
    x = 111,084,274.94/10,717.18
  6. Step 6: Final answer
    x = 10,365.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.