Home / 7,388.85-11,074.02-5,822.63

Finding the Fourth Proportional to 7,388.85, 11,074.02 and 5,822.63

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Solution

The fourth proportional to 7,388.85, 11,074.02 and 5,822.63 is: 8,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.85 : 11,074.02 = 5,822.63 : x
  2. Step 2: Convert to fraction form
    7,388.85/11,074.02 = 5,822.63/x
  3. Step 3: Cross multiply
    7,388.85x = 11,074.02 × 5,822.63
  4. Step 4: Simplify right side
    7,388.85x = 64,479,921.07
  5. Step 5: Solve for x
    x = 64,479,921.07/7,388.85
  6. Step 6: Final answer
    x = 8,726.65

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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.