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Finding the Fourth Proportional to 3,017.54, 4,526.44 and 937.76

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Solution

The fourth proportional to 3,017.54, 4,526.44 and 937.76 is: 1,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.54 : 4,526.44 = 937.76 : x
  2. Step 2: Convert to fraction form
    3,017.54/4,526.44 = 937.76/x
  3. Step 3: Cross multiply
    3,017.54x = 4,526.44 × 937.76
  4. Step 4: Simplify right side
    3,017.54x = 4,244,714.37
  5. Step 5: Solve for x
    x = 4,244,714.37/3,017.54
  6. Step 6: Final answer
    x = 1,406.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.