Home / 1,607.09-2,217.70-944.01

Finding the Fourth Proportional to 1,607.09, 2,217.70 and 944.01

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Solution

The fourth proportional to 1,607.09, 2,217.70 and 944.01 is: 1,302.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.09 : 2,217.70 = 944.01 : x
  2. Step 2: Convert to fraction form
    1,607.09/2,217.70 = 944.01/x
  3. Step 3: Cross multiply
    1,607.09x = 2,217.70 × 944.01
  4. Step 4: Simplify right side
    1,607.09x = 2,093,530.98
  5. Step 5: Solve for x
    x = 2,093,530.98/1,607.09
  6. Step 6: Final answer
    x = 1,302.68

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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.