Home / 4,275.13-6,412.70-1,966.65

Finding the Fourth Proportional to 4,275.13, 6,412.70 and 1,966.65

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Solution

The fourth proportional to 4,275.13, 6,412.70 and 1,966.65 is: 2,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.13 : 6,412.70 = 1,966.65 : x
  2. Step 2: Convert to fraction form
    4,275.13/6,412.70 = 1,966.65/x
  3. Step 3: Cross multiply
    4,275.13x = 6,412.70 × 1,966.65
  4. Step 4: Simplify right side
    4,275.13x = 12,611,526.62
  5. Step 5: Solve for x
    x = 12,611,526.62/4,275.13
  6. Step 6: Final answer
    x = 2,949.98

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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.