Home / 7,332.74-10,119.23-3,975.57

Finding the Fourth Proportional to 7,332.74, 10,119.23 and 3,975.57

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Solution

The fourth proportional to 7,332.74, 10,119.23 and 3,975.57 is: 5,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.74 : 10,119.23 = 3,975.57 : x
  2. Step 2: Convert to fraction form
    7,332.74/10,119.23 = 3,975.57/x
  3. Step 3: Cross multiply
    7,332.74x = 10,119.23 × 3,975.57
  4. Step 4: Simplify right side
    7,332.74x = 40,229,707.21
  5. Step 5: Solve for x
    x = 40,229,707.21/7,332.74
  6. Step 6: Final answer
    x = 5,486.31

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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.