Home / 7,361.12-10,159.73-4,217.30

Finding the Fourth Proportional to 7,361.12, 10,159.73 and 4,217.30

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Solution

The fourth proportional to 7,361.12, 10,159.73 and 4,217.30 is: 5,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.12 : 10,159.73 = 4,217.30 : x
  2. Step 2: Convert to fraction form
    7,361.12/10,159.73 = 4,217.30/x
  3. Step 3: Cross multiply
    7,361.12x = 10,159.73 × 4,217.30
  4. Step 4: Simplify right side
    7,361.12x = 42,846,557.44
  5. Step 5: Solve for x
    x = 42,846,557.44/7,361.12
  6. Step 6: Final answer
    x = 5,820.66

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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.