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Finding the Fourth Proportional to 5,008.66, 7,517.53 and 2,670.63

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Solution

The fourth proportional to 5,008.66, 7,517.53 and 2,670.63 is: 4,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.66 : 7,517.53 = 2,670.63 : x
  2. Step 2: Convert to fraction form
    5,008.66/7,517.53 = 2,670.63/x
  3. Step 3: Cross multiply
    5,008.66x = 7,517.53 × 2,670.63
  4. Step 4: Simplify right side
    5,008.66x = 20,076,541.14
  5. Step 5: Solve for x
    x = 20,076,541.14/5,008.66
  6. Step 6: Final answer
    x = 4,008.37

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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.