Home / 4,340.81-6,512.32-1,262.81

Finding the Fourth Proportional to 4,340.81, 6,512.32 and 1,262.81

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Solution

The fourth proportional to 4,340.81, 6,512.32 and 1,262.81 is: 1,894.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.81 : 6,512.32 = 1,262.81 : x
  2. Step 2: Convert to fraction form
    4,340.81/6,512.32 = 1,262.81/x
  3. Step 3: Cross multiply
    4,340.81x = 6,512.32 × 1,262.81
  4. Step 4: Simplify right side
    4,340.81x = 8,223,840.68
  5. Step 5: Solve for x
    x = 8,223,840.68/4,340.81
  6. Step 6: Final answer
    x = 1,894.54

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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.