Home / 9,664.32-14,500.60-4,120.28

Finding the Fourth Proportional to 9,664.32, 14,500.60 and 4,120.28

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Solution

The fourth proportional to 9,664.32, 14,500.60 and 4,120.28 is: 6,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.32 : 14,500.60 = 4,120.28 : x
  2. Step 2: Convert to fraction form
    9,664.32/14,500.60 = 4,120.28/x
  3. Step 3: Cross multiply
    9,664.32x = 14,500.60 × 4,120.28
  4. Step 4: Simplify right side
    9,664.32x = 59,746,532.17
  5. Step 5: Solve for x
    x = 59,746,532.17/9,664.32
  6. Step 6: Final answer
    x = 6,182.18

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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.