Home / 6,130.41-8,458.49-3,612.62

Finding the Fourth Proportional to 6,130.41, 8,458.49 and 3,612.62

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Solution

The fourth proportional to 6,130.41, 8,458.49 and 3,612.62 is: 4,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.41 : 8,458.49 = 3,612.62 : x
  2. Step 2: Convert to fraction form
    6,130.41/8,458.49 = 3,612.62/x
  3. Step 3: Cross multiply
    6,130.41x = 8,458.49 × 3,612.62
  4. Step 4: Simplify right side
    6,130.41x = 30,557,310.14
  5. Step 5: Solve for x
    x = 30,557,310.14/6,130.41
  6. Step 6: Final answer
    x = 4,984.55

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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.