Home / 7,315.44-10,095.24-3,958.18

Finding the Fourth Proportional to 7,315.44, 10,095.24 and 3,958.18

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Solution

The fourth proportional to 7,315.44, 10,095.24 and 3,958.18 is: 5,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.44 : 10,095.24 = 3,958.18 : x
  2. Step 2: Convert to fraction form
    7,315.44/10,095.24 = 3,958.18/x
  3. Step 3: Cross multiply
    7,315.44x = 10,095.24 × 3,958.18
  4. Step 4: Simplify right side
    7,315.44x = 39,958,801.19
  5. Step 5: Solve for x
    x = 39,958,801.19/7,315.44
  6. Step 6: Final answer
    x = 5,462.25

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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.