Home / 3,070.32-4,237.20-1,743.84

Finding the Fourth Proportional to 3,070.32, 4,237.20 and 1,743.84

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Solution

The fourth proportional to 3,070.32, 4,237.20 and 1,743.84 is: 2,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.32 : 4,237.20 = 1,743.84 : x
  2. Step 2: Convert to fraction form
    3,070.32/4,237.20 = 1,743.84/x
  3. Step 3: Cross multiply
    3,070.32x = 4,237.20 × 1,743.84
  4. Step 4: Simplify right side
    3,070.32x = 7,388,998.85
  5. Step 5: Solve for x
    x = 7,388,998.85/3,070.32
  6. Step 6: Final answer
    x = 2,406.59

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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.