Home / 4,052.80-6,078.66-1,130.86

Finding the Fourth Proportional to 4,052.80, 6,078.66 and 1,130.86

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Solution

The fourth proportional to 4,052.80, 6,078.66 and 1,130.86 is: 1,696.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052.80 : 6,078.66 = 1,130.86 : x
  2. Step 2: Convert to fraction form
    4,052.80/6,078.66 = 1,130.86/x
  3. Step 3: Cross multiply
    4,052.80x = 6,078.66 × 1,130.86
  4. Step 4: Simplify right side
    4,052.80x = 6,874,113.45
  5. Step 5: Solve for x
    x = 6,874,113.45/4,052.80
  6. Step 6: Final answer
    x = 1,696.14

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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.