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Finding the Fourth Proportional to 1,156.56, 1,596.58 and 737.48

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Solution

The fourth proportional to 1,156.56, 1,596.58 and 737.48 is: 1,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156.56 : 1,596.58 = 737.48 : x
  2. Step 2: Convert to fraction form
    1,156.56/1,596.58 = 737.48/x
  3. Step 3: Cross multiply
    1,156.56x = 1,596.58 × 737.48
  4. Step 4: Simplify right side
    1,156.56x = 1,177,447.97
  5. Step 5: Solve for x
    x = 1,177,447.97/1,156.56
  6. Step 6: Final answer
    x = 1,018.06

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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.