Home / 3,043.90-4,569.45-1,728.70

Finding the Fourth Proportional to 3,043.90, 4,569.45 and 1,728.70

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Solution

The fourth proportional to 3,043.90, 4,569.45 and 1,728.70 is: 2,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.90 : 4,569.45 = 1,728.70 : x
  2. Step 2: Convert to fraction form
    3,043.90/4,569.45 = 1,728.70/x
  3. Step 3: Cross multiply
    3,043.90x = 4,569.45 × 1,728.70
  4. Step 4: Simplify right side
    3,043.90x = 7,899,208.22
  5. Step 5: Solve for x
    x = 7,899,208.22/3,043.90
  6. Step 6: Final answer
    x = 2,595.09

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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.