Home / 7,943.24-10,961.68-4,798.84

Finding the Fourth Proportional to 7,943.24, 10,961.68 and 4,798.84

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Solution

The fourth proportional to 7,943.24, 10,961.68 and 4,798.84 is: 6,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.24 : 10,961.68 = 4,798.84 : x
  2. Step 2: Convert to fraction form
    7,943.24/10,961.68 = 4,798.84/x
  3. Step 3: Cross multiply
    7,943.24x = 10,961.68 × 4,798.84
  4. Step 4: Simplify right side
    7,943.24x = 52,603,348.45
  5. Step 5: Solve for x
    x = 52,603,348.45/7,943.24
  6. Step 6: Final answer
    x = 6,622.40

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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.