Home / 6,276.16-8,660.63-3,443.08

Finding the Fourth Proportional to 6,276.16, 8,660.63 and 3,443.08

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Solution

The fourth proportional to 6,276.16, 8,660.63 and 3,443.08 is: 4,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.16 : 8,660.63 = 3,443.08 : x
  2. Step 2: Convert to fraction form
    6,276.16/8,660.63 = 3,443.08/x
  3. Step 3: Cross multiply
    6,276.16x = 8,660.63 × 3,443.08
  4. Step 4: Simplify right side
    6,276.16x = 29,819,241.94
  5. Step 5: Solve for x
    x = 29,819,241.94/6,276.16
  6. Step 6: Final answer
    x = 4,751.19

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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.