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Finding the Fourth Proportional to 6,670.88, 10,006.90 and 1,740.56

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Solution

The fourth proportional to 6,670.88, 10,006.90 and 1,740.56 is: 2,611.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.88 : 10,006.90 = 1,740.56 : x
  2. Step 2: Convert to fraction form
    6,670.88/10,006.90 = 1,740.56/x
  3. Step 3: Cross multiply
    6,670.88x = 10,006.90 × 1,740.56
  4. Step 4: Simplify right side
    6,670.88x = 17,417,652.15
  5. Step 5: Solve for x
    x = 17,417,652.15/6,670.88
  6. Step 6: Final answer
    x = 2,611.00

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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.