Home / 4,792.78-6,612.24-2,802.70

Finding the Fourth Proportional to 4,792.78, 6,612.24 and 2,802.70

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Solution

The fourth proportional to 4,792.78, 6,612.24 and 2,802.70 is: 3,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.78 : 6,612.24 = 2,802.70 : x
  2. Step 2: Convert to fraction form
    4,792.78/6,612.24 = 2,802.70/x
  3. Step 3: Cross multiply
    4,792.78x = 6,612.24 × 2,802.70
  4. Step 4: Simplify right side
    4,792.78x = 18,532,125.05
  5. Step 5: Solve for x
    x = 18,532,125.05/4,792.78
  6. Step 6: Final answer
    x = 3,866.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.