Home / 4,118.08-5,683.40-2,702.91

Finding the Fourth Proportional to 4,118.08, 5,683.40 and 2,702.91

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Solution

The fourth proportional to 4,118.08, 5,683.40 and 2,702.91 is: 3,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.08 : 5,683.40 = 2,702.91 : x
  2. Step 2: Convert to fraction form
    4,118.08/5,683.40 = 2,702.91/x
  3. Step 3: Cross multiply
    4,118.08x = 5,683.40 × 2,702.91
  4. Step 4: Simplify right side
    4,118.08x = 15,361,718.69
  5. Step 5: Solve for x
    x = 15,361,718.69/4,118.08
  6. Step 6: Final answer
    x = 3,730.31

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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.