Home / 7,484.20-10,328.61-4,297.48

Finding the Fourth Proportional to 7,484.20, 10,328.61 and 4,297.48

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Solution

The fourth proportional to 7,484.20, 10,328.61 and 4,297.48 is: 5,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.20 : 10,328.61 = 4,297.48 : x
  2. Step 2: Convert to fraction form
    7,484.20/10,328.61 = 4,297.48/x
  3. Step 3: Cross multiply
    7,484.20x = 10,328.61 × 4,297.48
  4. Step 4: Simplify right side
    7,484.20x = 44,387,014.25
  5. Step 5: Solve for x
    x = 44,387,014.25/7,484.20
  6. Step 6: Final answer
    x = 5,930.76

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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.