Home / 4,794.60-6,612.81-3,116.55

Finding the Fourth Proportional to 4,794.60, 6,612.81 and 3,116.55

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Solution

The fourth proportional to 4,794.60, 6,612.81 and 3,116.55 is: 4,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,794.60 : 6,612.81 = 3,116.55 : x
  2. Step 2: Convert to fraction form
    4,794.60/6,612.81 = 3,116.55/x
  3. Step 3: Cross multiply
    4,794.60x = 6,612.81 × 3,116.55
  4. Step 4: Simplify right side
    4,794.60x = 20,609,153.01
  5. Step 5: Solve for x
    x = 20,609,153.01/4,794.60
  6. Step 6: Final answer
    x = 4,298.41

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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.