Home / 6,515.24-9,772.86-1,584.87

Finding the Fourth Proportional to 6,515.24, 9,772.86 and 1,584.87

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Solution

The fourth proportional to 6,515.24, 9,772.86 and 1,584.87 is: 2,377.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.24 : 9,772.86 = 1,584.87 : x
  2. Step 2: Convert to fraction form
    6,515.24/9,772.86 = 1,584.87/x
  3. Step 3: Cross multiply
    6,515.24x = 9,772.86 × 1,584.87
  4. Step 4: Simplify right side
    6,515.24x = 15,488,712.63
  5. Step 5: Solve for x
    x = 15,488,712.63/6,515.24
  6. Step 6: Final answer
    x = 2,377.31

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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.