Home / 9,664.44-14,500.79-4,120.40

Finding the Fourth Proportional to 9,664.44, 14,500.79 and 4,120.40

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Solution

The fourth proportional to 9,664.44, 14,500.79 and 4,120.40 is: 6,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.44 : 14,500.79 = 4,120.40 : x
  2. Step 2: Convert to fraction form
    9,664.44/14,500.79 = 4,120.40/x
  3. Step 3: Cross multiply
    9,664.44x = 14,500.79 × 4,120.40
  4. Step 4: Simplify right side
    9,664.44x = 59,748,962.01
  5. Step 5: Solve for x
    x = 59,748,962.01/9,664.44
  6. Step 6: Final answer
    x = 6,182.35

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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.