Home / 7,324.20-10,108.80-4,674.60

Finding the Fourth Proportional to 7,324.20, 10,108.80 and 4,674.60

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Solution

The fourth proportional to 7,324.20, 10,108.80 and 4,674.60 is: 6,451.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.20 : 10,108.80 = 4,674.60 : x
  2. Step 2: Convert to fraction form
    7,324.20/10,108.80 = 4,674.60/x
  3. Step 3: Cross multiply
    7,324.20x = 10,108.80 × 4,674.60
  4. Step 4: Simplify right side
    7,324.20x = 47,254,596.48
  5. Step 5: Solve for x
    x = 47,254,596.48/7,324.20
  6. Step 6: Final answer
    x = 6,451.84

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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.