Home / 4,364.20-6,544.38-1,285.48

Finding the Fourth Proportional to 4,364.20, 6,544.38 and 1,285.48

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Solution

The fourth proportional to 4,364.20, 6,544.38 and 1,285.48 is: 1,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,364.20 : 6,544.38 = 1,285.48 : x
  2. Step 2: Convert to fraction form
    4,364.20/6,544.38 = 1,285.48/x
  3. Step 3: Cross multiply
    4,364.20x = 6,544.38 × 1,285.48
  4. Step 4: Simplify right side
    4,364.20x = 8,412,669.60
  5. Step 5: Solve for x
    x = 8,412,669.60/4,364.20
  6. Step 6: Final answer
    x = 1,927.65

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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.