Home / 4,620.72-6,385.36-3,499.66

Finding the Fourth Proportional to 4,620.72, 6,385.36 and 3,499.66

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Solution

The fourth proportional to 4,620.72, 6,385.36 and 3,499.66 is: 4,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.72 : 6,385.36 = 3,499.66 : x
  2. Step 2: Convert to fraction form
    4,620.72/6,385.36 = 3,499.66/x
  3. Step 3: Cross multiply
    4,620.72x = 6,385.36 × 3,499.66
  4. Step 4: Simplify right side
    4,620.72x = 22,346,549.01
  5. Step 5: Solve for x
    x = 22,346,549.01/4,620.72
  6. Step 6: Final answer
    x = 4,836.16

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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.