Home / 8,743.08-13,116.42-2,900.16

Finding the Fourth Proportional to 8,743.08, 13,116.42 and 2,900.16

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Solution

The fourth proportional to 8,743.08, 13,116.42 and 2,900.16 is: 4,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.08 : 13,116.42 = 2,900.16 : x
  2. Step 2: Convert to fraction form
    8,743.08/13,116.42 = 2,900.16/x
  3. Step 3: Cross multiply
    8,743.08x = 13,116.42 × 2,900.16
  4. Step 4: Simplify right side
    8,743.08x = 38,039,716.63
  5. Step 5: Solve for x
    x = 38,039,716.63/8,743.08
  6. Step 6: Final answer
    x = 4,350.84

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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.