Home / 6,947.66-10,417.82-5,212.64

Finding the Fourth Proportional to 6,947.66, 10,417.82 and 5,212.64

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Solution

The fourth proportional to 6,947.66, 10,417.82 and 5,212.64 is: 7,816.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.66 : 10,417.82 = 5,212.64 : x
  2. Step 2: Convert to fraction form
    6,947.66/10,417.82 = 5,212.64/x
  3. Step 3: Cross multiply
    6,947.66x = 10,417.82 × 5,212.64
  4. Step 4: Simplify right side
    6,947.66x = 54,304,345.24
  5. Step 5: Solve for x
    x = 54,304,345.24/6,947.66
  6. Step 6: Final answer
    x = 7,816.21

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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.