Home / 9,979.97-14,973.39-4,437.19

Finding the Fourth Proportional to 9,979.97, 14,973.39 and 4,437.19

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Solution

The fourth proportional to 9,979.97, 14,973.39 and 4,437.19 is: 6,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979.97 : 14,973.39 = 4,437.19 : x
  2. Step 2: Convert to fraction form
    9,979.97/14,973.39 = 4,437.19/x
  3. Step 3: Cross multiply
    9,979.97x = 14,973.39 × 4,437.19
  4. Step 4: Simplify right side
    9,979.97x = 66,439,776.37
  5. Step 5: Solve for x
    x = 66,439,776.37/9,979.97
  6. Step 6: Final answer
    x = 6,657.31

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1.5x scale

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.