Home / 2,508.45-3,461.22-1,564.53

Finding the Fourth Proportional to 2,508.45, 3,461.22 and 1,564.53

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Solution

The fourth proportional to 2,508.45, 3,461.22 and 1,564.53 is: 2,158.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.45 : 3,461.22 = 1,564.53 : x
  2. Step 2: Convert to fraction form
    2,508.45/3,461.22 = 1,564.53/x
  3. Step 3: Cross multiply
    2,508.45x = 3,461.22 × 1,564.53
  4. Step 4: Simplify right side
    2,508.45x = 5,415,182.53
  5. Step 5: Solve for x
    x = 5,415,182.53/2,508.45
  6. Step 6: Final answer
    x = 2,158.78

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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.