Home / 5,117.40-7,668.42-3,037.80

Finding the Fourth Proportional to 5,117.40, 7,668.42 and 3,037.80

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Solution

The fourth proportional to 5,117.40, 7,668.42 and 3,037.80 is: 4,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.40 : 7,668.42 = 3,037.80 : x
  2. Step 2: Convert to fraction form
    5,117.40/7,668.42 = 3,037.80/x
  3. Step 3: Cross multiply
    5,117.40x = 7,668.42 × 3,037.80
  4. Step 4: Simplify right side
    5,117.40x = 23,295,126.28
  5. Step 5: Solve for x
    x = 23,295,126.28/5,117.40
  6. Step 6: Final answer
    x = 4,552.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.