Home / 6,345.85-9,520.91-3,058.57

Finding the Fourth Proportional to 6,345.85, 9,520.91 and 3,058.57

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Solution

The fourth proportional to 6,345.85, 9,520.91 and 3,058.57 is: 4,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.85 : 9,520.91 = 3,058.57 : x
  2. Step 2: Convert to fraction form
    6,345.85/9,520.91 = 3,058.57/x
  3. Step 3: Cross multiply
    6,345.85x = 9,520.91 × 3,058.57
  4. Step 4: Simplify right side
    6,345.85x = 29,120,369.70
  5. Step 5: Solve for x
    x = 29,120,369.70/6,345.85
  6. Step 6: Final answer
    x = 4,588.88

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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.