Home / 3,039.01-4,191.71-1,860.66

Finding the Fourth Proportional to 3,039.01, 4,191.71 and 1,860.66

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Solution

The fourth proportional to 3,039.01, 4,191.71 and 1,860.66 is: 2,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.01 : 4,191.71 = 1,860.66 : x
  2. Step 2: Convert to fraction form
    3,039.01/4,191.71 = 1,860.66/x
  3. Step 3: Cross multiply
    3,039.01x = 4,191.71 × 1,860.66
  4. Step 4: Simplify right side
    3,039.01x = 7,799,337.83
  5. Step 5: Solve for x
    x = 7,799,337.83/3,039.01
  6. Step 6: Final answer
    x = 2,566.41

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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.