Home / 7,301.42-10,054.73-6,343.88

Finding the Fourth Proportional to 7,301.42, 10,054.73 and 6,343.88

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Solution

The fourth proportional to 7,301.42, 10,054.73 and 6,343.88 is: 8,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.42 : 10,054.73 = 6,343.88 : x
  2. Step 2: Convert to fraction form
    7,301.42/10,054.73 = 6,343.88/x
  3. Step 3: Cross multiply
    7,301.42x = 10,054.73 × 6,343.88
  4. Step 4: Simplify right side
    7,301.42x = 63,785,968.83
  5. Step 5: Solve for x
    x = 63,785,968.83/7,301.42
  6. Step 6: Final answer
    x = 8,736.11

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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.