Home / 2,891.53-4,336.08-1,246.96

Finding the Fourth Proportional to 2,891.53, 4,336.08 and 1,246.96

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Solution

The fourth proportional to 2,891.53, 4,336.08 and 1,246.96 is: 1,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.53 : 4,336.08 = 1,246.96 : x
  2. Step 2: Convert to fraction form
    2,891.53/4,336.08 = 1,246.96/x
  3. Step 3: Cross multiply
    2,891.53x = 4,336.08 × 1,246.96
  4. Step 4: Simplify right side
    2,891.53x = 5,406,918.32
  5. Step 5: Solve for x
    x = 5,406,918.32/2,891.53
  6. Step 6: Final answer
    x = 1,869.92

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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.