Home / 7,278.36-10,908.21-6,337.44

Finding the Fourth Proportional to 7,278.36, 10,908.21 and 6,337.44

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Solution

The fourth proportional to 7,278.36, 10,908.21 and 6,337.44 is: 9,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.36 : 10,908.21 = 6,337.44 : x
  2. Step 2: Convert to fraction form
    7,278.36/10,908.21 = 6,337.44/x
  3. Step 3: Cross multiply
    7,278.36x = 10,908.21 × 6,337.44
  4. Step 4: Simplify right side
    7,278.36x = 69,130,126.38
  5. Step 5: Solve for x
    x = 69,130,126.38/7,278.36
  6. Step 6: Final answer
    x = 9,498.04

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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.