Home / 4,669.46-6,441.35-2,989.05

Finding the Fourth Proportional to 4,669.46, 6,441.35 and 2,989.05

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Solution

The fourth proportional to 4,669.46, 6,441.35 and 2,989.05 is: 4,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.46 : 6,441.35 = 2,989.05 : x
  2. Step 2: Convert to fraction form
    4,669.46/6,441.35 = 2,989.05/x
  3. Step 3: Cross multiply
    4,669.46x = 6,441.35 × 2,989.05
  4. Step 4: Simplify right side
    4,669.46x = 19,253,526.43
  5. Step 5: Solve for x
    x = 19,253,526.43/4,669.46
  6. Step 6: Final answer
    x = 4,123.29

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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.