Home / 9,621.86-14,422.30-4,935.34

Finding the Fourth Proportional to 9,621.86, 14,422.30 and 4,935.34

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Solution

The fourth proportional to 9,621.86, 14,422.30 and 4,935.34 is: 7,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.86 : 14,422.30 = 4,935.34 : x
  2. Step 2: Convert to fraction form
    9,621.86/14,422.30 = 4,935.34/x
  3. Step 3: Cross multiply
    9,621.86x = 14,422.30 × 4,935.34
  4. Step 4: Simplify right side
    9,621.86x = 71,178,954.08
  5. Step 5: Solve for x
    x = 71,178,954.08/9,621.86
  6. Step 6: Final answer
    x = 7,397.63

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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.