Home / 7,943.16-10,961.73-4,406.25

Finding the Fourth Proportional to 7,943.16, 10,961.73 and 4,406.25

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Solution

The fourth proportional to 7,943.16, 10,961.73 and 4,406.25 is: 6,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.16 : 10,961.73 = 4,406.25 : x
  2. Step 2: Convert to fraction form
    7,943.16/10,961.73 = 4,406.25/x
  3. Step 3: Cross multiply
    7,943.16x = 10,961.73 × 4,406.25
  4. Step 4: Simplify right side
    7,943.16x = 48,300,122.81
  5. Step 5: Solve for x
    x = 48,300,122.81/7,943.16
  6. Step 6: Final answer
    x = 6,080.72

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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.