Home / 4,435.28-6,123.18-2,945.23

Finding the Fourth Proportional to 4,435.28, 6,123.18 and 2,945.23

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Solution

The fourth proportional to 4,435.28, 6,123.18 and 2,945.23 is: 4,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.28 : 6,123.18 = 2,945.23 : x
  2. Step 2: Convert to fraction form
    4,435.28/6,123.18 = 2,945.23/x
  3. Step 3: Cross multiply
    4,435.28x = 6,123.18 × 2,945.23
  4. Step 4: Simplify right side
    4,435.28x = 18,034,173.43
  5. Step 5: Solve for x
    x = 18,034,173.43/4,435.28
  6. Step 6: Final answer
    x = 4,066.08

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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.