Home / 3,066.20-4,598.40-1,216.70

Finding the Fourth Proportional to 3,066.20, 4,598.40 and 1,216.70

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Solution

The fourth proportional to 3,066.20, 4,598.40 and 1,216.70 is: 1,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.20 : 4,598.40 = 1,216.70 : x
  2. Step 2: Convert to fraction form
    3,066.20/4,598.40 = 1,216.70/x
  3. Step 3: Cross multiply
    3,066.20x = 4,598.40 × 1,216.70
  4. Step 4: Simplify right side
    3,066.20x = 5,594,873.28
  5. Step 5: Solve for x
    x = 5,594,873.28/3,066.20
  6. Step 6: Final answer
    x = 1,824.69

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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.