Home / 7,334.21-10,118.55-4,817.69

Finding the Fourth Proportional to 7,334.21, 10,118.55 and 4,817.69

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Solution

The fourth proportional to 7,334.21, 10,118.55 and 4,817.69 is: 6,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.21 : 10,118.55 = 4,817.69 : x
  2. Step 2: Convert to fraction form
    7,334.21/10,118.55 = 4,817.69/x
  3. Step 3: Cross multiply
    7,334.21x = 10,118.55 × 4,817.69
  4. Step 4: Simplify right side
    7,334.21x = 48,747,986.56
  5. Step 5: Solve for x
    x = 48,747,986.56/7,334.21
  6. Step 6: Final answer
    x = 6,646.66

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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.