Home / 2,176.52-3,264.90-1,657.34

Finding the Fourth Proportional to 2,176.52, 3,264.90 and 1,657.34

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Solution

The fourth proportional to 2,176.52, 3,264.90 and 1,657.34 is: 2,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.52 : 3,264.90 = 1,657.34 : x
  2. Step 2: Convert to fraction form
    2,176.52/3,264.90 = 1,657.34/x
  3. Step 3: Cross multiply
    2,176.52x = 3,264.90 × 1,657.34
  4. Step 4: Simplify right side
    2,176.52x = 5,411,049.37
  5. Step 5: Solve for x
    x = 5,411,049.37/2,176.52
  6. Step 6: Final answer
    x = 2,486.10

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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.