Home / 2,029.30-2,801.73-1,657.18

Finding the Fourth Proportional to 2,029.30, 2,801.73 and 1,657.18

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Solution

The fourth proportional to 2,029.30, 2,801.73 and 1,657.18 is: 2,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.30 : 2,801.73 = 1,657.18 : x
  2. Step 2: Convert to fraction form
    2,029.30/2,801.73 = 1,657.18/x
  3. Step 3: Cross multiply
    2,029.30x = 2,801.73 × 1,657.18
  4. Step 4: Simplify right side
    2,029.30x = 4,642,970.92
  5. Step 5: Solve for x
    x = 4,642,970.92/2,029.30
  6. Step 6: Final answer
    x = 2,287.97

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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.