Home / 2,657.16-3,982.23-2,038.50

Finding the Fourth Proportional to 2,657.16, 3,982.23 and 2,038.50

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Solution

The fourth proportional to 2,657.16, 3,982.23 and 2,038.50 is: 3,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657.16 : 3,982.23 = 2,038.50 : x
  2. Step 2: Convert to fraction form
    2,657.16/3,982.23 = 2,038.50/x
  3. Step 3: Cross multiply
    2,657.16x = 3,982.23 × 2,038.50
  4. Step 4: Simplify right side
    2,657.16x = 8,117,775.86
  5. Step 5: Solve for x
    x = 8,117,775.86/2,657.16
  6. Step 6: Final answer
    x = 3,055.06

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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.