Home / 4,066.40-5,611.58-2,203.40

Finding the Fourth Proportional to 4,066.40, 5,611.58 and 2,203.40

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Solution

The fourth proportional to 4,066.40, 5,611.58 and 2,203.40 is: 3,040.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.40 : 5,611.58 = 2,203.40 : x
  2. Step 2: Convert to fraction form
    4,066.40/5,611.58 = 2,203.40/x
  3. Step 3: Cross multiply
    4,066.40x = 5,611.58 × 2,203.40
  4. Step 4: Simplify right side
    4,066.40x = 12,364,555.37
  5. Step 5: Solve for x
    x = 12,364,555.37/4,066.40
  6. Step 6: Final answer
    x = 3,040.66

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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.