Home / 6,385.23-9,581.67-2,687.22

Finding the Fourth Proportional to 6,385.23, 9,581.67 and 2,687.22

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Solution

The fourth proportional to 6,385.23, 9,581.67 and 2,687.22 is: 4,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.23 : 9,581.67 = 2,687.22 : x
  2. Step 2: Convert to fraction form
    6,385.23/9,581.67 = 2,687.22/x
  3. Step 3: Cross multiply
    6,385.23x = 9,581.67 × 2,687.22
  4. Step 4: Simplify right side
    6,385.23x = 25,748,055.26
  5. Step 5: Solve for x
    x = 25,748,055.26/6,385.23
  6. Step 6: Final answer
    x = 4,032.44

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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.