Home / 7,443.50-10,272.02-4,299.68

Finding the Fourth Proportional to 7,443.50, 10,272.02 and 4,299.68

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Solution

The fourth proportional to 7,443.50, 10,272.02 and 4,299.68 is: 5,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.50 : 10,272.02 = 4,299.68 : x
  2. Step 2: Convert to fraction form
    7,443.50/10,272.02 = 4,299.68/x
  3. Step 3: Cross multiply
    7,443.50x = 10,272.02 × 4,299.68
  4. Step 4: Simplify right side
    7,443.50x = 44,166,398.95
  5. Step 5: Solve for x
    x = 44,166,398.95/7,443.50
  6. Step 6: Final answer
    x = 5,933.55

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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.