Home / 6,681.30-10,015.34-3,165.13

Finding the Fourth Proportional to 6,681.30, 10,015.34 and 3,165.13

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Solution

The fourth proportional to 6,681.30, 10,015.34 and 3,165.13 is: 4,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.30 : 10,015.34 = 3,165.13 : x
  2. Step 2: Convert to fraction form
    6,681.30/10,015.34 = 3,165.13/x
  3. Step 3: Cross multiply
    6,681.30x = 10,015.34 × 3,165.13
  4. Step 4: Simplify right side
    6,681.30x = 31,699,853.09
  5. Step 5: Solve for x
    x = 31,699,853.09/6,681.30
  6. Step 6: Final answer
    x = 4,744.56

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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.