Home / 1,607.64-2,219.52-1,104.30

Finding the Fourth Proportional to 1,607.64, 2,219.52 and 1,104.30

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Solution

The fourth proportional to 1,607.64, 2,219.52 and 1,104.30 is: 1,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.64 : 2,219.52 = 1,104.30 : x
  2. Step 2: Convert to fraction form
    1,607.64/2,219.52 = 1,104.30/x
  3. Step 3: Cross multiply
    1,607.64x = 2,219.52 × 1,104.30
  4. Step 4: Simplify right side
    1,607.64x = 2,451,015.94
  5. Step 5: Solve for x
    x = 2,451,015.94/1,607.64
  6. Step 6: Final answer
    x = 1,524.60

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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.