Home / 4,792.10-7,188.15-1,282.10

Finding the Fourth Proportional to 4,792.10, 7,188.15 and 1,282.10

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Solution

The fourth proportional to 4,792.10, 7,188.15 and 1,282.10 is: 1,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.10 : 7,188.15 = 1,282.10 : x
  2. Step 2: Convert to fraction form
    4,792.10/7,188.15 = 1,282.10/x
  3. Step 3: Cross multiply
    4,792.10x = 7,188.15 × 1,282.10
  4. Step 4: Simplify right side
    4,792.10x = 9,215,927.12
  5. Step 5: Solve for x
    x = 9,215,927.12/4,792.10
  6. Step 6: Final answer
    x = 1,923.15

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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.