Home / 9,304.37-12,840.26-5,055.43

Finding the Fourth Proportional to 9,304.37, 12,840.26 and 5,055.43

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Solution

The fourth proportional to 9,304.37, 12,840.26 and 5,055.43 is: 6,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304.37 : 12,840.26 = 5,055.43 : x
  2. Step 2: Convert to fraction form
    9,304.37/12,840.26 = 5,055.43/x
  3. Step 3: Cross multiply
    9,304.37x = 12,840.26 × 5,055.43
  4. Step 4: Simplify right side
    9,304.37x = 64,913,035.61
  5. Step 5: Solve for x
    x = 64,913,035.61/9,304.37
  6. Step 6: Final answer
    x = 6,976.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.