Home / 2,030.20-3,043.46-730.75

Finding the Fourth Proportional to 2,030.20, 3,043.46 and 730.75

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Solution

The fourth proportional to 2,030.20, 3,043.46 and 730.75 is: 1,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.20 : 3,043.46 = 730.75 : x
  2. Step 2: Convert to fraction form
    2,030.20/3,043.46 = 730.75/x
  3. Step 3: Cross multiply
    2,030.20x = 3,043.46 × 730.75
  4. Step 4: Simplify right side
    2,030.20x = 2,224,008.40
  5. Step 5: Solve for x
    x = 2,224,008.40/2,030.20
  6. Step 6: Final answer
    x = 1,095.46

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1.5x scale

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.