Home / 7,377.42-11,050.92-6,219.51

Finding the Fourth Proportional to 7,377.42, 11,050.92 and 6,219.51

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Solution

The fourth proportional to 7,377.42, 11,050.92 and 6,219.51 is: 9,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.42 : 11,050.92 = 6,219.51 : x
  2. Step 2: Convert to fraction form
    7,377.42/11,050.92 = 6,219.51/x
  3. Step 3: Cross multiply
    7,377.42x = 11,050.92 × 6,219.51
  4. Step 4: Simplify right side
    7,377.42x = 68,731,307.45
  5. Step 5: Solve for x
    x = 68,731,307.45/7,377.42
  6. Step 6: Final answer
    x = 9,316.44

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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.