Home / 9,864-14,803.29-4,669.88

Finding the Fourth Proportional to 9,864, 14,803.29 and 4,669.88

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Solution

The fourth proportional to 9,864, 14,803.29 and 4,669.88 is: 7,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864 : 14,803.29 = 4,669.88 : x
  2. Step 2: Convert to fraction form
    9,864/14,803.29 = 4,669.88/x
  3. Step 3: Cross multiply
    9,864x = 14,803.29 × 4,669.88
  4. Step 4: Simplify right side
    9,864x = 69,129,513.89
  5. Step 5: Solve for x
    x = 69,129,513.89/9,864
  6. Step 6: Final answer
    x = 7,008.26

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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.