Home / 2,650.16-3,657.28-1,455.24

Finding the Fourth Proportional to 2,650.16, 3,657.28 and 1,455.24

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Solution

The fourth proportional to 2,650.16, 3,657.28 and 1,455.24 is: 2,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.16 : 3,657.28 = 1,455.24 : x
  2. Step 2: Convert to fraction form
    2,650.16/3,657.28 = 1,455.24/x
  3. Step 3: Cross multiply
    2,650.16x = 3,657.28 × 1,455.24
  4. Step 4: Simplify right side
    2,650.16x = 5,322,220.15
  5. Step 5: Solve for x
    x = 5,322,220.15/2,650.16
  6. Step 6: Final answer
    x = 2,008.26

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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.