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Finding the Fourth Proportional to 4,670.86, 6,954.43 and 4,605.48

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Solution

The fourth proportional to 4,670.86, 6,954.43 and 4,605.48 is: 6,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.86 : 6,954.43 = 4,605.48 : x
  2. Step 2: Convert to fraction form
    4,670.86/6,954.43 = 4,605.48/x
  3. Step 3: Cross multiply
    4,670.86x = 6,954.43 × 4,605.48
  4. Step 4: Simplify right side
    4,670.86x = 32,028,488.28
  5. Step 5: Solve for x
    x = 32,028,488.28/4,670.86
  6. Step 6: Final answer
    x = 6,857.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.