Home / 4,070.50-5,617.32-2,207.50

Finding the Fourth Proportional to 4,070.50, 5,617.32 and 2,207.50

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Solution

The fourth proportional to 4,070.50, 5,617.32 and 2,207.50 is: 3,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.50 : 5,617.32 = 2,207.50 : x
  2. Step 2: Convert to fraction form
    4,070.50/5,617.32 = 2,207.50/x
  3. Step 3: Cross multiply
    4,070.50x = 5,617.32 × 2,207.50
  4. Step 4: Simplify right side
    4,070.50x = 12,400,233.90
  5. Step 5: Solve for x
    x = 12,400,233.90/4,070.50
  6. Step 6: Final answer
    x = 3,046.37

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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.