Home / 5,126.02-7,072.18-3,110.13

Finding the Fourth Proportional to 5,126.02, 7,072.18 and 3,110.13

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Solution

The fourth proportional to 5,126.02, 7,072.18 and 3,110.13 is: 4,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.02 : 7,072.18 = 3,110.13 : x
  2. Step 2: Convert to fraction form
    5,126.02/7,072.18 = 3,110.13/x
  3. Step 3: Cross multiply
    5,126.02x = 7,072.18 × 3,110.13
  4. Step 4: Simplify right side
    5,126.02x = 21,995,391.41
  5. Step 5: Solve for x
    x = 21,995,391.41/5,126.02
  6. Step 6: Final answer
    x = 4,290.93

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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.