Home / 10,247.04-14,140.92-5,770.80

Finding the Fourth Proportional to 10,247.04, 14,140.92 and 5,770.80

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Solution

The fourth proportional to 10,247.04, 14,140.92 and 5,770.80 is: 7,963.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.04 : 14,140.92 = 5,770.80 : x
  2. Step 2: Convert to fraction form
    10,247.04/14,140.92 = 5,770.80/x
  3. Step 3: Cross multiply
    10,247.04x = 14,140.92 × 5,770.80
  4. Step 4: Simplify right side
    10,247.04x = 81,604,421.14
  5. Step 5: Solve for x
    x = 81,604,421.14/10,247.04
  6. Step 6: Final answer
    x = 7,963.71

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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.