Home / 1,607.45-2,218.67-944.74

Finding the Fourth Proportional to 1,607.45, 2,218.67 and 944.74

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Solution

The fourth proportional to 1,607.45, 2,218.67 and 944.74 is: 1,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.45 : 2,218.67 = 944.74 : x
  2. Step 2: Convert to fraction form
    1,607.45/2,218.67 = 944.74/x
  3. Step 3: Cross multiply
    1,607.45x = 2,218.67 × 944.74
  4. Step 4: Simplify right side
    1,607.45x = 2,096,058.99
  5. Step 5: Solve for x
    x = 2,096,058.99/1,607.45
  6. Step 6: Final answer
    x = 1,303.97

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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.