Home / 2,792.84-4,182.78-2,330.60

Finding the Fourth Proportional to 2,792.84, 4,182.78 and 2,330.60

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Solution

The fourth proportional to 2,792.84, 4,182.78 and 2,330.60 is: 3,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.84 : 4,182.78 = 2,330.60 : x
  2. Step 2: Convert to fraction form
    2,792.84/4,182.78 = 2,330.60/x
  3. Step 3: Cross multiply
    2,792.84x = 4,182.78 × 2,330.60
  4. Step 4: Simplify right side
    2,792.84x = 9,748,387.07
  5. Step 5: Solve for x
    x = 9,748,387.07/2,792.84
  6. Step 6: Final answer
    x = 3,490.49

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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.