Home / 4,378.71-6,566.52-1,456.23

Finding the Fourth Proportional to 4,378.71, 6,566.52 and 1,456.23

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Solution

The fourth proportional to 4,378.71, 6,566.52 and 1,456.23 is: 2,183.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.71 : 6,566.52 = 1,456.23 : x
  2. Step 2: Convert to fraction form
    4,378.71/6,566.52 = 1,456.23/x
  3. Step 3: Cross multiply
    4,378.71x = 6,566.52 × 1,456.23
  4. Step 4: Simplify right side
    4,378.71x = 9,562,363.42
  5. Step 5: Solve for x
    x = 9,562,363.42/4,378.71
  6. Step 6: Final answer
    x = 2,183.83

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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.