Home / 8,824.86-13,230.99-4,142.25

Finding the Fourth Proportional to 8,824.86, 13,230.99 and 4,142.25

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Solution

The fourth proportional to 8,824.86, 13,230.99 and 4,142.25 is: 6,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.86 : 13,230.99 = 4,142.25 : x
  2. Step 2: Convert to fraction form
    8,824.86/13,230.99 = 4,142.25/x
  3. Step 3: Cross multiply
    8,824.86x = 13,230.99 × 4,142.25
  4. Step 4: Simplify right side
    8,824.86x = 54,806,068.33
  5. Step 5: Solve for x
    x = 54,806,068.33/8,824.86
  6. Step 6: Final answer
    x = 6,210.42

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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.