Home / 7,557.75-10,428.03-4,371.03

Finding the Fourth Proportional to 7,557.75, 10,428.03 and 4,371.03

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Solution

The fourth proportional to 7,557.75, 10,428.03 and 4,371.03 is: 6,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.75 : 10,428.03 = 4,371.03 : x
  2. Step 2: Convert to fraction form
    7,557.75/10,428.03 = 4,371.03/x
  3. Step 3: Cross multiply
    7,557.75x = 10,428.03 × 4,371.03
  4. Step 4: Simplify right side
    7,557.75x = 45,581,231.97
  5. Step 5: Solve for x
    x = 45,581,231.97/7,557.75
  6. Step 6: Final answer
    x = 6,031.06

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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.