Home / 6,165.10-8,507.18-3,647.35

Finding the Fourth Proportional to 6,165.10, 8,507.18 and 3,647.35

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Solution

The fourth proportional to 6,165.10, 8,507.18 and 3,647.35 is: 5,032.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.10 : 8,507.18 = 3,647.35 : x
  2. Step 2: Convert to fraction form
    6,165.10/8,507.18 = 3,647.35/x
  3. Step 3: Cross multiply
    6,165.10x = 8,507.18 × 3,647.35
  4. Step 4: Simplify right side
    6,165.10x = 31,028,602.20
  5. Step 5: Solve for x
    x = 31,028,602.20/6,165.10
  6. Step 6: Final answer
    x = 5,032.95

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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.