Home / 3,070.80-4,237.81-1,744.46

Finding the Fourth Proportional to 3,070.80, 4,237.81 and 1,744.46

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Solution

The fourth proportional to 3,070.80, 4,237.81 and 1,744.46 is: 2,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.80 : 4,237.81 = 1,744.46 : x
  2. Step 2: Convert to fraction form
    3,070.80/4,237.81 = 1,744.46/x
  3. Step 3: Cross multiply
    3,070.80x = 4,237.81 × 1,744.46
  4. Step 4: Simplify right side
    3,070.80x = 7,392,690.03
  5. Step 5: Solve for x
    x = 7,392,690.03/3,070.80
  6. Step 6: Final answer
    x = 2,407.42

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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.