Home / 4,223.16-6,335.78-1,626.28

Finding the Fourth Proportional to 4,223.16, 6,335.78 and 1,626.28

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Solution

The fourth proportional to 4,223.16, 6,335.78 and 1,626.28 is: 2,439.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.16 : 6,335.78 = 1,626.28 : x
  2. Step 2: Convert to fraction form
    4,223.16/6,335.78 = 1,626.28/x
  3. Step 3: Cross multiply
    4,223.16x = 6,335.78 × 1,626.28
  4. Step 4: Simplify right side
    4,223.16x = 10,303,752.30
  5. Step 5: Solve for x
    x = 10,303,752.30/4,223.16
  6. Step 6: Final answer
    x = 2,439.82

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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.