Home / 3,211.24-4,816.86-3,047.08

Finding the Fourth Proportional to 3,211.24, 4,816.86 and 3,047.08

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Solution

The fourth proportional to 3,211.24, 4,816.86 and 3,047.08 is: 4,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.24 : 4,816.86 = 3,047.08 : x
  2. Step 2: Convert to fraction form
    3,211.24/4,816.86 = 3,047.08/x
  3. Step 3: Cross multiply
    3,211.24x = 4,816.86 × 3,047.08
  4. Step 4: Simplify right side
    3,211.24x = 14,677,357.77
  5. Step 5: Solve for x
    x = 14,677,357.77/3,211.24
  6. Step 6: Final answer
    x = 4,570.62

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Similar ratio
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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.