Home / 3,004.72-4,507.20-1,058.32

Finding the Fourth Proportional to 3,004.72, 4,507.20 and 1,058.32

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Solution

The fourth proportional to 3,004.72, 4,507.20 and 1,058.32 is: 1,587.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.72 : 4,507.20 = 1,058.32 : x
  2. Step 2: Convert to fraction form
    3,004.72/4,507.20 = 1,058.32/x
  3. Step 3: Cross multiply
    3,004.72x = 4,507.20 × 1,058.32
  4. Step 4: Simplify right side
    3,004.72x = 4,770,059.90
  5. Step 5: Solve for x
    x = 4,770,059.90/3,004.72
  6. Step 6: Final answer
    x = 1,587.52

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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.