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Finding the Fourth Proportional to 6,791.10, 9,345.15 and 6,007.02

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Solution

The fourth proportional to 6,791.10, 9,345.15 and 6,007.02 is: 8,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.10 : 9,345.15 = 6,007.02 : x
  2. Step 2: Convert to fraction form
    6,791.10/9,345.15 = 6,007.02/x
  3. Step 3: Cross multiply
    6,791.10x = 9,345.15 × 6,007.02
  4. Step 4: Simplify right side
    6,791.10x = 56,136,502.95
  5. Step 5: Solve for x
    x = 56,136,502.95/6,791.10
  6. Step 6: Final answer
    x = 8,266.19

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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.