Home / 10,338.85-14,270.86-5,865.57

Finding the Fourth Proportional to 10,338.85, 14,270.86 and 5,865.57

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Solution

The fourth proportional to 10,338.85, 14,270.86 and 5,865.57 is: 8,096.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.85 : 14,270.86 = 5,865.57 : x
  2. Step 2: Convert to fraction form
    10,338.85/14,270.86 = 5,865.57/x
  3. Step 3: Cross multiply
    10,338.85x = 14,270.86 × 5,865.57
  4. Step 4: Simplify right side
    10,338.85x = 83,706,728.29
  5. Step 5: Solve for x
    x = 83,706,728.29/10,338.85
  6. Step 6: Final answer
    x = 8,096.33

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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.