Home / 7,311.47-10,967.27-2,381.00

Finding the Fourth Proportional to 7,311.47, 10,967.27 and 2,381.00

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Solution

The fourth proportional to 7,311.47, 10,967.27 and 2,381.00 is: 3,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311.47 : 10,967.27 = 2,381.00 : x
  2. Step 2: Convert to fraction form
    7,311.47/10,967.27 = 2,381.00/x
  3. Step 3: Cross multiply
    7,311.47x = 10,967.27 × 2,381.00
  4. Step 4: Simplify right side
    7,311.47x = 26,113,003.13
  5. Step 5: Solve for x
    x = 26,113,003.13/7,311.47
  6. Step 6: Final answer
    x = 3,571.51

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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.