Home / 10,392.20-15,579.03-4,544.18

Finding the Fourth Proportional to 10,392.20, 15,579.03 and 4,544.18

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Solution

The fourth proportional to 10,392.20, 15,579.03 and 4,544.18 is: 6,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.20 : 15,579.03 = 4,544.18 : x
  2. Step 2: Convert to fraction form
    10,392.20/15,579.03 = 4,544.18/x
  3. Step 3: Cross multiply
    10,392.20x = 15,579.03 × 4,544.18
  4. Step 4: Simplify right side
    10,392.20x = 70,793,916.55
  5. Step 5: Solve for x
    x = 70,793,916.55/10,392.20
  6. Step 6: Final answer
    x = 6,812.22

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1.5x scale

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.