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Finding the Fourth Proportional to 6,959.64, 9,591.41 and 4,943.14

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Solution

The fourth proportional to 6,959.64, 9,591.41 and 4,943.14 is: 6,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.64 : 9,591.41 = 4,943.14 : x
  2. Step 2: Convert to fraction form
    6,959.64/9,591.41 = 4,943.14/x
  3. Step 3: Cross multiply
    6,959.64x = 9,591.41 × 4,943.14
  4. Step 4: Simplify right side
    6,959.64x = 47,411,670.81
  5. Step 5: Solve for x
    x = 47,411,670.81/6,959.64
  6. Step 6: Final answer
    x = 6,812.38

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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.