Home / 6,754.03-10,131.09-4,428.74

Finding the Fourth Proportional to 6,754.03, 10,131.09 and 4,428.74

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Solution

The fourth proportional to 6,754.03, 10,131.09 and 4,428.74 is: 6,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.03 : 10,131.09 = 4,428.74 : x
  2. Step 2: Convert to fraction form
    6,754.03/10,131.09 = 4,428.74/x
  3. Step 3: Cross multiply
    6,754.03x = 10,131.09 × 4,428.74
  4. Step 4: Simplify right side
    6,754.03x = 44,867,972.25
  5. Step 5: Solve for x
    x = 44,867,972.25/6,754.03
  6. Step 6: Final answer
    x = 6,643.14

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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.