Home / 5,112.16-7,669.20-2,034.40

Finding the Fourth Proportional to 5,112.16, 7,669.20 and 2,034.40

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Solution

The fourth proportional to 5,112.16, 7,669.20 and 2,034.40 is: 3,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.16 : 7,669.20 = 2,034.40 : x
  2. Step 2: Convert to fraction form
    5,112.16/7,669.20 = 2,034.40/x
  3. Step 3: Cross multiply
    5,112.16x = 7,669.20 × 2,034.40
  4. Step 4: Simplify right side
    5,112.16x = 15,602,220.48
  5. Step 5: Solve for x
    x = 15,602,220.48/5,112.16
  6. Step 6: Final answer
    x = 3,051.98

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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.