Home / 9,979.37-14,966.01-4,429.25

Finding the Fourth Proportional to 9,979.37, 14,966.01 and 4,429.25

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Solution

The fourth proportional to 9,979.37, 14,966.01 and 4,429.25 is: 6,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979.37 : 14,966.01 = 4,429.25 : x
  2. Step 2: Convert to fraction form
    9,979.37/14,966.01 = 4,429.25/x
  3. Step 3: Cross multiply
    9,979.37x = 14,966.01 × 4,429.25
  4. Step 4: Simplify right side
    9,979.37x = 66,288,199.79
  5. Step 5: Solve for x
    x = 66,288,199.79/9,979.37
  6. Step 6: Final answer
    x = 6,642.52

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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.