Home / 7,913.32-11,864.46-4,794.15

Finding the Fourth Proportional to 7,913.32, 11,864.46 and 4,794.15

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Solution

The fourth proportional to 7,913.32, 11,864.46 and 4,794.15 is: 7,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.32 : 11,864.46 = 4,794.15 : x
  2. Step 2: Convert to fraction form
    7,913.32/11,864.46 = 4,794.15/x
  3. Step 3: Cross multiply
    7,913.32x = 11,864.46 × 4,794.15
  4. Step 4: Simplify right side
    7,913.32x = 56,880,000.91
  5. Step 5: Solve for x
    x = 56,880,000.91/7,913.32
  6. Step 6: Final answer
    x = 7,187.88

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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.