Home / 6,929.20-10,392.60-2,544.40

Finding the Fourth Proportional to 6,929.20, 10,392.60 and 2,544.40

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Solution

The fourth proportional to 6,929.20, 10,392.60 and 2,544.40 is: 3,816.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.20 : 10,392.60 = 2,544.40 : x
  2. Step 2: Convert to fraction form
    6,929.20/10,392.60 = 2,544.40/x
  3. Step 3: Cross multiply
    6,929.20x = 10,392.60 × 2,544.40
  4. Step 4: Simplify right side
    6,929.20x = 26,442,931.44
  5. Step 5: Solve for x
    x = 26,442,931.44/6,929.20
  6. Step 6: Final answer
    x = 3,816.16

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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.