Home / 9,979.21-14,968.74-4,056.02

Finding the Fourth Proportional to 9,979.21, 14,968.74 and 4,056.02

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Solution

The fourth proportional to 9,979.21, 14,968.74 and 4,056.02 is: 6,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979.21 : 14,968.74 = 4,056.02 : x
  2. Step 2: Convert to fraction form
    9,979.21/14,968.74 = 4,056.02/x
  3. Step 3: Cross multiply
    9,979.21x = 14,968.74 × 4,056.02
  4. Step 4: Simplify right side
    9,979.21x = 60,713,508.81
  5. Step 5: Solve for x
    x = 60,713,508.81/9,979.21
  6. Step 6: Final answer
    x = 6,084.00

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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.