Home / 5,107.61-7,625.66-4,794.74

Finding the Fourth Proportional to 5,107.61, 7,625.66 and 4,794.74

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Solution

The fourth proportional to 5,107.61, 7,625.66 and 4,794.74 is: 7,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.61 : 7,625.66 = 4,794.74 : x
  2. Step 2: Convert to fraction form
    5,107.61/7,625.66 = 4,794.74/x
  3. Step 3: Cross multiply
    5,107.61x = 7,625.66 × 4,794.74
  4. Step 4: Simplify right side
    5,107.61x = 36,563,052.12
  5. Step 5: Solve for x
    x = 36,563,052.12/5,107.61
  6. Step 6: Final answer
    x = 7,158.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.