Home / 2,750.18-4,126.32-1,655.32

Finding the Fourth Proportional to 2,750.18, 4,126.32 and 1,655.32

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Solution

The fourth proportional to 2,750.18, 4,126.32 and 1,655.32 is: 2,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.18 : 4,126.32 = 1,655.32 : x
  2. Step 2: Convert to fraction form
    2,750.18/4,126.32 = 1,655.32/x
  3. Step 3: Cross multiply
    2,750.18x = 4,126.32 × 1,655.32
  4. Step 4: Simplify right side
    2,750.18x = 6,830,380.02
  5. Step 5: Solve for x
    x = 6,830,380.02/2,750.18
  6. Step 6: Final answer
    x = 2,483.61

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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.