Home / 2,070.48-3,107.02-1,933.80

Finding the Fourth Proportional to 2,070.48, 3,107.02 and 1,933.80

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Solution

The fourth proportional to 2,070.48, 3,107.02 and 1,933.80 is: 2,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.48 : 3,107.02 = 1,933.80 : x
  2. Step 2: Convert to fraction form
    2,070.48/3,107.02 = 1,933.80/x
  3. Step 3: Cross multiply
    2,070.48x = 3,107.02 × 1,933.80
  4. Step 4: Simplify right side
    2,070.48x = 6,008,355.28
  5. Step 5: Solve for x
    x = 6,008,355.28/2,070.48
  6. Step 6: Final answer
    x = 2,901.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.