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Finding the Fourth Proportional to 6,697.78, 10,047.54 and 2,480.45

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Solution

The fourth proportional to 6,697.78, 10,047.54 and 2,480.45 is: 3,721.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.78 : 10,047.54 = 2,480.45 : x
  2. Step 2: Convert to fraction form
    6,697.78/10,047.54 = 2,480.45/x
  3. Step 3: Cross multiply
    6,697.78x = 10,047.54 × 2,480.45
  4. Step 4: Simplify right side
    6,697.78x = 24,922,407.92
  5. Step 5: Solve for x
    x = 24,922,407.92/6,697.78
  6. Step 6: Final answer
    x = 3,721.00

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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.