Home / 1,576.18-2,363.02-1,021.46

Finding the Fourth Proportional to 1,576.18, 2,363.02 and 1,021.46

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Solution

The fourth proportional to 1,576.18, 2,363.02 and 1,021.46 is: 1,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.18 : 2,363.02 = 1,021.46 : x
  2. Step 2: Convert to fraction form
    1,576.18/2,363.02 = 1,021.46/x
  3. Step 3: Cross multiply
    1,576.18x = 2,363.02 × 1,021.46
  4. Step 4: Simplify right side
    1,576.18x = 2,413,735.08
  5. Step 5: Solve for x
    x = 2,413,735.08/1,576.18
  6. Step 6: Final answer
    x = 1,531.38

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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.