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Finding the Fourth Proportional to 1,493.03, 2,060.03 and 903.76

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Solution

The fourth proportional to 1,493.03, 2,060.03 and 903.76 is: 1,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.03 : 2,060.03 = 903.76 : x
  2. Step 2: Convert to fraction form
    1,493.03/2,060.03 = 903.76/x
  3. Step 3: Cross multiply
    1,493.03x = 2,060.03 × 903.76
  4. Step 4: Simplify right side
    1,493.03x = 1,861,769.82
  5. Step 5: Solve for x
    x = 1,861,769.82/1,493.03
  6. Step 6: Final answer
    x = 1,246.97

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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.