Home / 2,223.56-3,336.96-1,070.12

Finding the Fourth Proportional to 2,223.56, 3,336.96 and 1,070.12

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Solution

The fourth proportional to 2,223.56, 3,336.96 and 1,070.12 is: 1,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.56 : 3,336.96 = 1,070.12 : x
  2. Step 2: Convert to fraction form
    2,223.56/3,336.96 = 1,070.12/x
  3. Step 3: Cross multiply
    2,223.56x = 3,336.96 × 1,070.12
  4. Step 4: Simplify right side
    2,223.56x = 3,570,947.64
  5. Step 5: Solve for x
    x = 3,570,947.64/2,223.56
  6. Step 6: Final answer
    x = 1,605.96

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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.