Home / 2,001.08-2,762.79-1,293.23

Finding the Fourth Proportional to 2,001.08, 2,762.79 and 1,293.23

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Solution

The fourth proportional to 2,001.08, 2,762.79 and 1,293.23 is: 1,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.08 : 2,762.79 = 1,293.23 : x
  2. Step 2: Convert to fraction form
    2,001.08/2,762.79 = 1,293.23/x
  3. Step 3: Cross multiply
    2,001.08x = 2,762.79 × 1,293.23
  4. Step 4: Simplify right side
    2,001.08x = 3,572,922.91
  5. Step 5: Solve for x
    x = 3,572,922.91/2,001.08
  6. Step 6: Final answer
    x = 1,785.50

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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.