Home / 9,719.45-14,561.58-4,458.86

Finding the Fourth Proportional to 9,719.45, 14,561.58 and 4,458.86

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Solution

The fourth proportional to 9,719.45, 14,561.58 and 4,458.86 is: 6,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719.45 : 14,561.58 = 4,458.86 : x
  2. Step 2: Convert to fraction form
    9,719.45/14,561.58 = 4,458.86/x
  3. Step 3: Cross multiply
    9,719.45x = 14,561.58 × 4,458.86
  4. Step 4: Simplify right side
    9,719.45x = 64,928,024.30
  5. Step 5: Solve for x
    x = 64,928,024.30/9,719.45
  6. Step 6: Final answer
    x = 6,680.22

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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.