Home / 7,797.20-10,760.52-4,440.08

Finding the Fourth Proportional to 7,797.20, 10,760.52 and 4,440.08

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Solution

The fourth proportional to 7,797.20, 10,760.52 and 4,440.08 is: 6,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797.20 : 10,760.52 = 4,440.08 : x
  2. Step 2: Convert to fraction form
    7,797.20/10,760.52 = 4,440.08/x
  3. Step 3: Cross multiply
    7,797.20x = 10,760.52 × 4,440.08
  4. Step 4: Simplify right side
    7,797.20x = 47,777,569.64
  5. Step 5: Solve for x
    x = 47,777,569.64/7,797.20
  6. Step 6: Final answer
    x = 6,127.53

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1.5x scale

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.