Home / 8,617.41-12,925.98-4,911.75

Finding the Fourth Proportional to 8,617.41, 12,925.98 and 4,911.75

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Solution

The fourth proportional to 8,617.41, 12,925.98 and 4,911.75 is: 7,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.41 : 12,925.98 = 4,911.75 : x
  2. Step 2: Convert to fraction form
    8,617.41/12,925.98 = 4,911.75/x
  3. Step 3: Cross multiply
    8,617.41x = 12,925.98 × 4,911.75
  4. Step 4: Simplify right side
    8,617.41x = 63,489,182.27
  5. Step 5: Solve for x
    x = 63,489,182.27/8,617.41
  6. Step 6: Final answer
    x = 7,367.55

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1.5x scale

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.