Home / 7,484.15-11,218.88-6,376.07

Finding the Fourth Proportional to 7,484.15, 11,218.88 and 6,376.07

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Solution

The fourth proportional to 7,484.15, 11,218.88 and 6,376.07 is: 9,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.15 : 11,218.88 = 6,376.07 : x
  2. Step 2: Convert to fraction form
    7,484.15/11,218.88 = 6,376.07/x
  3. Step 3: Cross multiply
    7,484.15x = 11,218.88 × 6,376.07
  4. Step 4: Simplify right side
    7,484.15x = 71,532,324.05
  5. Step 5: Solve for x
    x = 71,532,324.05/7,484.15
  6. Step 6: Final answer
    x = 9,557.85

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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.