Home / 1,673.28-2,496.60-1,487.52

Finding the Fourth Proportional to 1,673.28, 2,496.60 and 1,487.52

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Solution

The fourth proportional to 1,673.28, 2,496.60 and 1,487.52 is: 2,219.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.28 : 2,496.60 = 1,487.52 : x
  2. Step 2: Convert to fraction form
    1,673.28/2,496.60 = 1,487.52/x
  3. Step 3: Cross multiply
    1,673.28x = 2,496.60 × 1,487.52
  4. Step 4: Simplify right side
    1,673.28x = 3,713,742.43
  5. Step 5: Solve for x
    x = 3,713,742.43/1,673.28
  6. Step 6: Final answer
    x = 2,219.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.