Home / 3,309.22-4,964.56-1,117.84

Finding the Fourth Proportional to 3,309.22, 4,964.56 and 1,117.84

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Solution

The fourth proportional to 3,309.22, 4,964.56 and 1,117.84 is: 1,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.22 : 4,964.56 = 1,117.84 : x
  2. Step 2: Convert to fraction form
    3,309.22/4,964.56 = 1,117.84/x
  3. Step 3: Cross multiply
    3,309.22x = 4,964.56 × 1,117.84
  4. Step 4: Simplify right side
    3,309.22x = 5,549,583.75
  5. Step 5: Solve for x
    x = 5,549,583.75/3,309.22
  6. Step 6: Final answer
    x = 1,677.01

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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.