Home / 5,925.71-8,178.62-3,409.52

Finding the Fourth Proportional to 5,925.71, 8,178.62 and 3,409.52

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Solution

The fourth proportional to 5,925.71, 8,178.62 and 3,409.52 is: 4,705.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925.71 : 8,178.62 = 3,409.52 : x
  2. Step 2: Convert to fraction form
    5,925.71/8,178.62 = 3,409.52/x
  3. Step 3: Cross multiply
    5,925.71x = 8,178.62 × 3,409.52
  4. Step 4: Simplify right side
    5,925.71x = 27,885,110.52
  5. Step 5: Solve for x
    x = 27,885,110.52/5,925.71
  6. Step 6: Final answer
    x = 4,705.79

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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.