Home / 4,502.20-6,210.54-2,638.84

Finding the Fourth Proportional to 4,502.20, 6,210.54 and 2,638.84

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Solution

The fourth proportional to 4,502.20, 6,210.54 and 2,638.84 is: 3,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.20 : 6,210.54 = 2,638.84 : x
  2. Step 2: Convert to fraction form
    4,502.20/6,210.54 = 2,638.84/x
  3. Step 3: Cross multiply
    4,502.20x = 6,210.54 × 2,638.84
  4. Step 4: Simplify right side
    4,502.20x = 16,388,621.37
  5. Step 5: Solve for x
    x = 16,388,621.37/4,502.20
  6. Step 6: Final answer
    x = 3,640.14

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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.