Home / 7,943.06-10,961.43-4,798.64

Finding the Fourth Proportional to 7,943.06, 10,961.43 and 4,798.64

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Solution

The fourth proportional to 7,943.06, 10,961.43 and 4,798.64 is: 6,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.06 : 10,961.43 = 4,798.64 : x
  2. Step 2: Convert to fraction form
    7,943.06/10,961.43 = 4,798.64/x
  3. Step 3: Cross multiply
    7,943.06x = 10,961.43 × 4,798.64
  4. Step 4: Simplify right side
    7,943.06x = 52,599,965.86
  5. Step 5: Solve for x
    x = 52,599,965.86/7,943.06
  6. Step 6: Final answer
    x = 6,622.13

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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.