Home / 7,385.27-11,066.95-6,078.30

Finding the Fourth Proportional to 7,385.27, 11,066.95 and 6,078.30

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Solution

The fourth proportional to 7,385.27, 11,066.95 and 6,078.30 is: 9,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.27 : 11,066.95 = 6,078.30 : x
  2. Step 2: Convert to fraction form
    7,385.27/11,066.95 = 6,078.30/x
  3. Step 3: Cross multiply
    7,385.27x = 11,066.95 × 6,078.30
  4. Step 4: Simplify right side
    7,385.27x = 67,268,226.99
  5. Step 5: Solve for x
    x = 67,268,226.99/7,385.27
  6. Step 6: Final answer
    x = 9,108.44

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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.