Home / 6,488.24-9,725.07-2,792.21

Finding the Fourth Proportional to 6,488.24, 9,725.07 and 2,792.21

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Solution

The fourth proportional to 6,488.24, 9,725.07 and 2,792.21 is: 4,185.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488.24 : 9,725.07 = 2,792.21 : x
  2. Step 2: Convert to fraction form
    6,488.24/9,725.07 = 2,792.21/x
  3. Step 3: Cross multiply
    6,488.24x = 9,725.07 × 2,792.21
  4. Step 4: Simplify right side
    6,488.24x = 27,154,437.70
  5. Step 5: Solve for x
    x = 27,154,437.70/6,488.24
  6. Step 6: Final answer
    x = 4,185.18

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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.