Home / 2,526.10-3,784.20-1,657.78

Finding the Fourth Proportional to 2,526.10, 3,784.20 and 1,657.78

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Solution

The fourth proportional to 2,526.10, 3,784.20 and 1,657.78 is: 2,483.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.10 : 3,784.20 = 1,657.78 : x
  2. Step 2: Convert to fraction form
    2,526.10/3,784.20 = 1,657.78/x
  3. Step 3: Cross multiply
    2,526.10x = 3,784.20 × 1,657.78
  4. Step 4: Simplify right side
    2,526.10x = 6,273,371.08
  5. Step 5: Solve for x
    x = 6,273,371.08/2,526.10
  6. Step 6: Final answer
    x = 2,483.42

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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.