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Finding the Fourth Proportional to 4,860.71, 6,707.10 and 2,735.88

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Solution

The fourth proportional to 4,860.71, 6,707.10 and 2,735.88 is: 3,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.71 : 6,707.10 = 2,735.88 : x
  2. Step 2: Convert to fraction form
    4,860.71/6,707.10 = 2,735.88/x
  3. Step 3: Cross multiply
    4,860.71x = 6,707.10 × 2,735.88
  4. Step 4: Simplify right side
    4,860.71x = 18,349,805.86
  5. Step 5: Solve for x
    x = 18,349,805.86/4,860.71
  6. Step 6: Final answer
    x = 3,775.13

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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.