Home / 7,076.20-10,614.22-4,303.64

Finding the Fourth Proportional to 7,076.20, 10,614.22 and 4,303.64

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Solution

The fourth proportional to 7,076.20, 10,614.22 and 4,303.64 is: 6,455.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.20 : 10,614.22 = 4,303.64 : x
  2. Step 2: Convert to fraction form
    7,076.20/10,614.22 = 4,303.64/x
  3. Step 3: Cross multiply
    7,076.20x = 10,614.22 × 4,303.64
  4. Step 4: Simplify right side
    7,076.20x = 45,679,781.76
  5. Step 5: Solve for x
    x = 45,679,781.76/7,076.20
  6. Step 6: Final answer
    x = 6,455.41

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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.