Home / 3,400.04-4,691.98-1,907.96

Finding the Fourth Proportional to 3,400.04, 4,691.98 and 1,907.96

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Solution

The fourth proportional to 3,400.04, 4,691.98 and 1,907.96 is: 2,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.04 : 4,691.98 = 1,907.96 : x
  2. Step 2: Convert to fraction form
    3,400.04/4,691.98 = 1,907.96/x
  3. Step 3: Cross multiply
    3,400.04x = 4,691.98 × 1,907.96
  4. Step 4: Simplify right side
    3,400.04x = 8,952,110.16
  5. Step 5: Solve for x
    x = 8,952,110.16/3,400.04
  6. Step 6: Final answer
    x = 2,632.94

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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.