Home / 4,605.78-6,353.94-3,607.05

Finding the Fourth Proportional to 4,605.78, 6,353.94 and 3,607.05

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Solution

The fourth proportional to 4,605.78, 6,353.94 and 3,607.05 is: 4,976.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.78 : 6,353.94 = 3,607.05 : x
  2. Step 2: Convert to fraction form
    4,605.78/6,353.94 = 3,607.05/x
  3. Step 3: Cross multiply
    4,605.78x = 6,353.94 × 3,607.05
  4. Step 4: Simplify right side
    4,605.78x = 22,918,979.28
  5. Step 5: Solve for x
    x = 22,918,979.28/4,605.78
  6. Step 6: Final answer
    x = 4,976.13

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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.