Home / 11,245.50-15,519.33-6,210.45

Finding the Fourth Proportional to 11,245.50, 15,519.33 and 6,210.45

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Solution

The fourth proportional to 11,245.50, 15,519.33 and 6,210.45 is: 8,570.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.50 : 15,519.33 = 6,210.45 : x
  2. Step 2: Convert to fraction form
    11,245.50/15,519.33 = 6,210.45/x
  3. Step 3: Cross multiply
    11,245.50x = 15,519.33 × 6,210.45
  4. Step 4: Simplify right side
    11,245.50x = 96,382,023.00
  5. Step 5: Solve for x
    x = 96,382,023.00/11,245.50
  6. Step 6: Final answer
    x = 8,570.72

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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.