Home / 5,731.66-7,899.73-4,667.15

Finding the Fourth Proportional to 5,731.66, 7,899.73 and 4,667.15

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Solution

The fourth proportional to 5,731.66, 7,899.73 and 4,667.15 is: 6,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.66 : 7,899.73 = 4,667.15 : x
  2. Step 2: Convert to fraction form
    5,731.66/7,899.73 = 4,667.15/x
  3. Step 3: Cross multiply
    5,731.66x = 7,899.73 × 4,667.15
  4. Step 4: Simplify right side
    5,731.66x = 36,869,232.95
  5. Step 5: Solve for x
    x = 36,869,232.95/5,731.66
  6. Step 6: Final answer
    x = 6,432.56

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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.