Home / 6,189.60-8,541.18-3,395.10

Finding the Fourth Proportional to 6,189.60, 8,541.18 and 3,395.10

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Solution

The fourth proportional to 6,189.60, 8,541.18 and 3,395.10 is: 4,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.60 : 8,541.18 = 3,395.10 : x
  2. Step 2: Convert to fraction form
    6,189.60/8,541.18 = 3,395.10/x
  3. Step 3: Cross multiply
    6,189.60x = 8,541.18 × 3,395.10
  4. Step 4: Simplify right side
    6,189.60x = 28,998,160.22
  5. Step 5: Solve for x
    x = 28,998,160.22/6,189.60
  6. Step 6: Final answer
    x = 4,684.98

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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.