Home / 7,191.26-9,924.10-4,047.52

Finding the Fourth Proportional to 7,191.26, 9,924.10 and 4,047.52

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Solution

The fourth proportional to 7,191.26, 9,924.10 and 4,047.52 is: 5,585.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.26 : 9,924.10 = 4,047.52 : x
  2. Step 2: Convert to fraction form
    7,191.26/9,924.10 = 4,047.52/x
  3. Step 3: Cross multiply
    7,191.26x = 9,924.10 × 4,047.52
  4. Step 4: Simplify right side
    7,191.26x = 40,167,993.23
  5. Step 5: Solve for x
    x = 40,167,993.23/7,191.26
  6. Step 6: Final answer
    x = 5,585.67

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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.