Home / 7,344.12-11,019.69-6,376.98

Finding the Fourth Proportional to 7,344.12, 11,019.69 and 6,376.98

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Solution

The fourth proportional to 7,344.12, 11,019.69 and 6,376.98 is: 9,568.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.12 : 11,019.69 = 6,376.98 : x
  2. Step 2: Convert to fraction form
    7,344.12/11,019.69 = 6,376.98/x
  3. Step 3: Cross multiply
    7,344.12x = 11,019.69 × 6,376.98
  4. Step 4: Simplify right side
    7,344.12x = 70,272,342.74
  5. Step 5: Solve for x
    x = 70,272,342.74/7,344.12
  6. Step 6: Final answer
    x = 9,568.52

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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.