Home / 4,643.05-6,402.10-3,299.07

Finding the Fourth Proportional to 4,643.05, 6,402.10 and 3,299.07

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Solution

The fourth proportional to 4,643.05, 6,402.10 and 3,299.07 is: 4,548.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.05 : 6,402.10 = 3,299.07 : x
  2. Step 2: Convert to fraction form
    4,643.05/6,402.10 = 3,299.07/x
  3. Step 3: Cross multiply
    4,643.05x = 6,402.10 × 3,299.07
  4. Step 4: Simplify right side
    4,643.05x = 21,120,957.62
  5. Step 5: Solve for x
    x = 21,120,957.62/4,643.05
  6. Step 6: Final answer
    x = 4,548.94

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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.