Home / 7,352.23-10,145.89-3,994.96

Finding the Fourth Proportional to 7,352.23, 10,145.89 and 3,994.96

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Solution

The fourth proportional to 7,352.23, 10,145.89 and 3,994.96 is: 5,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.23 : 10,145.89 = 3,994.96 : x
  2. Step 2: Convert to fraction form
    7,352.23/10,145.89 = 3,994.96/x
  3. Step 3: Cross multiply
    7,352.23x = 10,145.89 × 3,994.96
  4. Step 4: Simplify right side
    7,352.23x = 40,532,424.71
  5. Step 5: Solve for x
    x = 40,532,424.71/7,352.23
  6. Step 6: Final answer
    x = 5,512.94

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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.