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Finding the Fourth Proportional to 2,906.96, 4,335.05 and 2,710.13

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Solution

The fourth proportional to 2,906.96, 4,335.05 and 2,710.13 is: 4,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.96 : 4,335.05 = 2,710.13 : x
  2. Step 2: Convert to fraction form
    2,906.96/4,335.05 = 2,710.13/x
  3. Step 3: Cross multiply
    2,906.96x = 4,335.05 × 2,710.13
  4. Step 4: Simplify right side
    2,906.96x = 11,748,534.16
  5. Step 5: Solve for x
    x = 11,748,534.16/2,906.96
  6. Step 6: Final answer
    x = 4,041.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.