Home / 7,261.83-10,892.67-3,509.22

Finding the Fourth Proportional to 7,261.83, 10,892.67 and 3,509.22

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Solution

The fourth proportional to 7,261.83, 10,892.67 and 3,509.22 is: 5,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.83 : 10,892.67 = 3,509.22 : x
  2. Step 2: Convert to fraction form
    7,261.83/10,892.67 = 3,509.22/x
  3. Step 3: Cross multiply
    7,261.83x = 10,892.67 × 3,509.22
  4. Step 4: Simplify right side
    7,261.83x = 38,224,775.42
  5. Step 5: Solve for x
    x = 38,224,775.42/7,261.83
  6. Step 6: Final answer
    x = 5,263.79

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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.