Home / 6,759.67-10,130.85-2,858.71

Finding the Fourth Proportional to 6,759.67, 10,130.85 and 2,858.71

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Solution

The fourth proportional to 6,759.67, 10,130.85 and 2,858.71 is: 4,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.67 : 10,130.85 = 2,858.71 : x
  2. Step 2: Convert to fraction form
    6,759.67/10,130.85 = 2,858.71/x
  3. Step 3: Cross multiply
    6,759.67x = 10,130.85 × 2,858.71
  4. Step 4: Simplify right side
    6,759.67x = 28,961,162.20
  5. Step 5: Solve for x
    x = 28,961,162.20/6,759.67
  6. Step 6: Final answer
    x = 4,284.40

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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.