Home / 1,607.30-2,218.09-944.17

Finding the Fourth Proportional to 1,607.30, 2,218.09 and 944.17

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Solution

The fourth proportional to 1,607.30, 2,218.09 and 944.17 is: 1,302.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.30 : 2,218.09 = 944.17 : x
  2. Step 2: Convert to fraction form
    1,607.30/2,218.09 = 944.17/x
  3. Step 3: Cross multiply
    1,607.30x = 2,218.09 × 944.17
  4. Step 4: Simplify right side
    1,607.30x = 2,094,242.94
  5. Step 5: Solve for x
    x = 2,094,242.94/1,607.30
  6. Step 6: Final answer
    x = 1,302.96

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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.