Home / 2,152.86-3,228.21-1,576.14

Finding the Fourth Proportional to 2,152.86, 3,228.21 and 1,576.14

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Solution

The fourth proportional to 2,152.86, 3,228.21 and 1,576.14 is: 2,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152.86 : 3,228.21 = 1,576.14 : x
  2. Step 2: Convert to fraction form
    2,152.86/3,228.21 = 1,576.14/x
  3. Step 3: Cross multiply
    2,152.86x = 3,228.21 × 1,576.14
  4. Step 4: Simplify right side
    2,152.86x = 5,088,110.91
  5. Step 5: Solve for x
    x = 5,088,110.91/2,152.86
  6. Step 6: Final answer
    x = 2,363.42

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1.5x scale

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.