Home / 7,844.11-10,822.21-4,484.55

Finding the Fourth Proportional to 7,844.11, 10,822.21 and 4,484.55

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Solution

The fourth proportional to 7,844.11, 10,822.21 and 4,484.55 is: 6,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.11 : 10,822.21 = 4,484.55 : x
  2. Step 2: Convert to fraction form
    7,844.11/10,822.21 = 4,484.55/x
  3. Step 3: Cross multiply
    7,844.11x = 10,822.21 × 4,484.55
  4. Step 4: Simplify right side
    7,844.11x = 48,532,690.06
  5. Step 5: Solve for x
    x = 48,532,690.06/7,844.11
  6. Step 6: Final answer
    x = 6,187.15

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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.