Home / 6,586.71-9,089.84-3,935.65

Finding the Fourth Proportional to 6,586.71, 9,089.84 and 3,935.65

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Solution

The fourth proportional to 6,586.71, 9,089.84 and 3,935.65 is: 5,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.71 : 9,089.84 = 3,935.65 : x
  2. Step 2: Convert to fraction form
    6,586.71/9,089.84 = 3,935.65/x
  3. Step 3: Cross multiply
    6,586.71x = 9,089.84 × 3,935.65
  4. Step 4: Simplify right side
    6,586.71x = 35,774,428.80
  5. Step 5: Solve for x
    x = 35,774,428.80/6,586.71
  6. Step 6: Final answer
    x = 5,431.30

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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.