Home / 6,728.10-10,092.21-2,345.55

Finding the Fourth Proportional to 6,728.10, 10,092.21 and 2,345.55

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Solution

The fourth proportional to 6,728.10, 10,092.21 and 2,345.55 is: 3,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.10 : 10,092.21 = 2,345.55 : x
  2. Step 2: Convert to fraction form
    6,728.10/10,092.21 = 2,345.55/x
  3. Step 3: Cross multiply
    6,728.10x = 10,092.21 × 2,345.55
  4. Step 4: Simplify right side
    6,728.10x = 23,671,783.17
  5. Step 5: Solve for x
    x = 23,671,783.17/6,728.10
  6. Step 6: Final answer
    x = 3,518.35

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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.