Home / 2,749.50-3,794.36-1,702.17

Finding the Fourth Proportional to 2,749.50, 3,794.36 and 1,702.17

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Solution

The fourth proportional to 2,749.50, 3,794.36 and 1,702.17 is: 2,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.50 : 3,794.36 = 1,702.17 : x
  2. Step 2: Convert to fraction form
    2,749.50/3,794.36 = 1,702.17/x
  3. Step 3: Cross multiply
    2,749.50x = 3,794.36 × 1,702.17
  4. Step 4: Simplify right side
    2,749.50x = 6,458,637.25
  5. Step 5: Solve for x
    x = 6,458,637.25/2,749.50
  6. Step 6: Final answer
    x = 2,349.02

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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.