Home / 7,313.42-10,967.40-2,315.22

Finding the Fourth Proportional to 7,313.42, 10,967.40 and 2,315.22

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Solution

The fourth proportional to 7,313.42, 10,967.40 and 2,315.22 is: 3,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.42 : 10,967.40 = 2,315.22 : x
  2. Step 2: Convert to fraction form
    7,313.42/10,967.40 = 2,315.22/x
  3. Step 3: Cross multiply
    7,313.42x = 10,967.40 × 2,315.22
  4. Step 4: Simplify right side
    7,313.42x = 25,391,902.70
  5. Step 5: Solve for x
    x = 25,391,902.70/7,313.42
  6. Step 6: Final answer
    x = 3,471.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.