Home / 9,984.60-14,979.12-2,965.16

Finding the Fourth Proportional to 9,984.60, 14,979.12 and 2,965.16

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Solution

The fourth proportional to 9,984.60, 14,979.12 and 2,965.16 is: 4,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984.60 : 14,979.12 = 2,965.16 : x
  2. Step 2: Convert to fraction form
    9,984.60/14,979.12 = 2,965.16/x
  3. Step 3: Cross multiply
    9,984.60x = 14,979.12 × 2,965.16
  4. Step 4: Simplify right side
    9,984.60x = 44,415,487.46
  5. Step 5: Solve for x
    x = 44,415,487.46/9,984.60
  6. Step 6: Final answer
    x = 4,448.40

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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.