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Finding the Fourth Proportional to 4,888.45, 6,746.02 and 2,650.33

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Solution

The fourth proportional to 4,888.45, 6,746.02 and 2,650.33 is: 3,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.45 : 6,746.02 = 2,650.33 : x
  2. Step 2: Convert to fraction form
    4,888.45/6,746.02 = 2,650.33/x
  3. Step 3: Cross multiply
    4,888.45x = 6,746.02 × 2,650.33
  4. Step 4: Simplify right side
    4,888.45x = 17,879,179.19
  5. Step 5: Solve for x
    x = 17,879,179.19/4,888.45
  6. Step 6: Final answer
    x = 3,657.43

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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.