Home / 7,566.78-10,441.95-4,209.60

Finding the Fourth Proportional to 7,566.78, 10,441.95 and 4,209.60

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Solution

The fourth proportional to 7,566.78, 10,441.95 and 4,209.60 is: 5,809.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.78 : 10,441.95 = 4,209.60 : x
  2. Step 2: Convert to fraction form
    7,566.78/10,441.95 = 4,209.60/x
  3. Step 3: Cross multiply
    7,566.78x = 10,441.95 × 4,209.60
  4. Step 4: Simplify right side
    7,566.78x = 43,956,432.72
  5. Step 5: Solve for x
    x = 43,956,432.72/7,566.78
  6. Step 6: Final answer
    x = 5,809.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.