Home / 10,156.28-14,010.70-6,799.84

Finding the Fourth Proportional to 10,156.28, 14,010.70 and 6,799.84

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Solution

The fourth proportional to 10,156.28, 14,010.70 and 6,799.84 is: 9,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156.28 : 14,010.70 = 6,799.84 : x
  2. Step 2: Convert to fraction form
    10,156.28/14,010.70 = 6,799.84/x
  3. Step 3: Cross multiply
    10,156.28x = 14,010.70 × 6,799.84
  4. Step 4: Simplify right side
    10,156.28x = 95,270,518.29
  5. Step 5: Solve for x
    x = 95,270,518.29/10,156.28
  6. Step 6: Final answer
    x = 9,380.45

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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.