Home / 3,005.37-4,507.25-1,057.32

Finding the Fourth Proportional to 3,005.37, 4,507.25 and 1,057.32

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Solution

The fourth proportional to 3,005.37, 4,507.25 and 1,057.32 is: 1,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.37 : 4,507.25 = 1,057.32 : x
  2. Step 2: Convert to fraction form
    3,005.37/4,507.25 = 1,057.32/x
  3. Step 3: Cross multiply
    3,005.37x = 4,507.25 × 1,057.32
  4. Step 4: Simplify right side
    3,005.37x = 4,765,600.28
  5. Step 5: Solve for x
    x = 4,765,600.28/3,005.37
  6. Step 6: Final answer
    x = 1,585.70

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1.5x scale

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.