Home / 2,225.68-3,336.90-1,070.08

Finding the Fourth Proportional to 2,225.68, 3,336.90 and 1,070.08

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Solution

The fourth proportional to 2,225.68, 3,336.90 and 1,070.08 is: 1,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.68 : 3,336.90 = 1,070.08 : x
  2. Step 2: Convert to fraction form
    2,225.68/3,336.90 = 1,070.08/x
  3. Step 3: Cross multiply
    2,225.68x = 3,336.90 × 1,070.08
  4. Step 4: Simplify right side
    2,225.68x = 3,570,749.95
  5. Step 5: Solve for x
    x = 3,570,749.95/2,225.68
  6. Step 6: Final answer
    x = 1,604.34

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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.