Home / 5,759.10-8,632.87-2,428.15

Finding the Fourth Proportional to 5,759.10, 8,632.87 and 2,428.15

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Solution

The fourth proportional to 5,759.10, 8,632.87 and 2,428.15 is: 3,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.10 : 8,632.87 = 2,428.15 : x
  2. Step 2: Convert to fraction form
    5,759.10/8,632.87 = 2,428.15/x
  3. Step 3: Cross multiply
    5,759.10x = 8,632.87 × 2,428.15
  4. Step 4: Simplify right side
    5,759.10x = 20,961,903.29
  5. Step 5: Solve for x
    x = 20,961,903.29/5,759.10
  6. Step 6: Final answer
    x = 3,639.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.