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Finding the Fourth Proportional to 1,334.92, 2,014.02 and 1,331.32

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Solution

The fourth proportional to 1,334.92, 2,014.02 and 1,331.32 is: 2,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.92 : 2,014.02 = 1,331.32 : x
  2. Step 2: Convert to fraction form
    1,334.92/2,014.02 = 1,331.32/x
  3. Step 3: Cross multiply
    1,334.92x = 2,014.02 × 1,331.32
  4. Step 4: Simplify right side
    1,334.92x = 2,681,305.11
  5. Step 5: Solve for x
    x = 2,681,305.11/1,334.92
  6. Step 6: Final answer
    x = 2,008.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.