Home / 2,702.83-3,730.49-1,707.48

Finding the Fourth Proportional to 2,702.83, 3,730.49 and 1,707.48

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Solution

The fourth proportional to 2,702.83, 3,730.49 and 1,707.48 is: 2,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.83 : 3,730.49 = 1,707.48 : x
  2. Step 2: Convert to fraction form
    2,702.83/3,730.49 = 1,707.48/x
  3. Step 3: Cross multiply
    2,702.83x = 3,730.49 × 1,707.48
  4. Step 4: Simplify right side
    2,702.83x = 6,369,737.07
  5. Step 5: Solve for x
    x = 6,369,737.07/2,702.83
  6. Step 6: Final answer
    x = 2,356.69

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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.