Home / 5,863.08-8,090.67-3,345.30

Finding the Fourth Proportional to 5,863.08, 8,090.67 and 3,345.30

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Solution

The fourth proportional to 5,863.08, 8,090.67 and 3,345.30 is: 4,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.08 : 8,090.67 = 3,345.30 : x
  2. Step 2: Convert to fraction form
    5,863.08/8,090.67 = 3,345.30/x
  3. Step 3: Cross multiply
    5,863.08x = 8,090.67 × 3,345.30
  4. Step 4: Simplify right side
    5,863.08x = 27,065,718.35
  5. Step 5: Solve for x
    x = 27,065,718.35/5,863.08
  6. Step 6: Final answer
    x = 4,616.30

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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.