Home / 8,319.50-11,480.91-4,593.74

Finding the Fourth Proportional to 8,319.50, 11,480.91 and 4,593.74

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Solution

The fourth proportional to 8,319.50, 11,480.91 and 4,593.74 is: 6,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.50 : 11,480.91 = 4,593.74 : x
  2. Step 2: Convert to fraction form
    8,319.50/11,480.91 = 4,593.74/x
  3. Step 3: Cross multiply
    8,319.50x = 11,480.91 × 4,593.74
  4. Step 4: Simplify right side
    8,319.50x = 52,740,315.50
  5. Step 5: Solve for x
    x = 52,740,315.50/8,319.50
  6. Step 6: Final answer
    x = 6,339.36

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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.