Home / 6,349.47-9,527.81-3,427.71

Finding the Fourth Proportional to 6,349.47, 9,527.81 and 3,427.71

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Solution

The fourth proportional to 6,349.47, 9,527.81 and 3,427.71 is: 5,143.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.47 : 9,527.81 = 3,427.71 : x
  2. Step 2: Convert to fraction form
    6,349.47/9,527.81 = 3,427.71/x
  3. Step 3: Cross multiply
    6,349.47x = 9,527.81 × 3,427.71
  4. Step 4: Simplify right side
    6,349.47x = 32,658,569.62
  5. Step 5: Solve for x
    x = 32,658,569.62/6,349.47
  6. Step 6: Final answer
    x = 5,143.51

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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.