Home / 7,371.45-10,172.61-4,014.27

Finding the Fourth Proportional to 7,371.45, 10,172.61 and 4,014.27

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Solution

The fourth proportional to 7,371.45, 10,172.61 and 4,014.27 is: 5,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.45 : 10,172.61 = 4,014.27 : x
  2. Step 2: Convert to fraction form
    7,371.45/10,172.61 = 4,014.27/x
  3. Step 3: Cross multiply
    7,371.45x = 10,172.61 × 4,014.27
  4. Step 4: Simplify right side
    7,371.45x = 40,835,603.14
  5. Step 5: Solve for x
    x = 40,835,603.14/7,371.45
  6. Step 6: Final answer
    x = 5,539.70

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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.