Home / 2,645.45-3,650.90-1,526.44

Finding the Fourth Proportional to 2,645.45, 3,650.90 and 1,526.44

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Solution

The fourth proportional to 2,645.45, 3,650.90 and 1,526.44 is: 2,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.45 : 3,650.90 = 1,526.44 : x
  2. Step 2: Convert to fraction form
    2,645.45/3,650.90 = 1,526.44/x
  3. Step 3: Cross multiply
    2,645.45x = 3,650.90 × 1,526.44
  4. Step 4: Simplify right side
    2,645.45x = 5,572,863.04
  5. Step 5: Solve for x
    x = 5,572,863.04/2,645.45
  6. Step 6: Final answer
    x = 2,106.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.