Home / 4,718.89-6,512.21-2,730.07

Finding the Fourth Proportional to 4,718.89, 6,512.21 and 2,730.07

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Solution

The fourth proportional to 4,718.89, 6,512.21 and 2,730.07 is: 3,767.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.89 : 6,512.21 = 2,730.07 : x
  2. Step 2: Convert to fraction form
    4,718.89/6,512.21 = 2,730.07/x
  3. Step 3: Cross multiply
    4,718.89x = 6,512.21 × 2,730.07
  4. Step 4: Simplify right side
    4,718.89x = 17,778,789.15
  5. Step 5: Solve for x
    x = 17,778,789.15/4,718.89
  6. Step 6: Final answer
    x = 3,767.58

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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.