Home / 6,806.31-9,392.81-4,153.29

Finding the Fourth Proportional to 6,806.31, 9,392.81 and 4,153.29

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Solution

The fourth proportional to 6,806.31, 9,392.81 and 4,153.29 is: 5,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.31 : 9,392.81 = 4,153.29 : x
  2. Step 2: Convert to fraction form
    6,806.31/9,392.81 = 4,153.29/x
  3. Step 3: Cross multiply
    6,806.31x = 9,392.81 × 4,153.29
  4. Step 4: Simplify right side
    6,806.31x = 39,011,043.08
  5. Step 5: Solve for x
    x = 39,011,043.08/6,806.31
  6. Step 6: Final answer
    x = 5,731.60

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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.