Home / 7,216.41-10,820.85-4,876.32

Finding the Fourth Proportional to 7,216.41, 10,820.85 and 4,876.32

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Solution

The fourth proportional to 7,216.41, 10,820.85 and 4,876.32 is: 7,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.41 : 10,820.85 = 4,876.32 : x
  2. Step 2: Convert to fraction form
    7,216.41/10,820.85 = 4,876.32/x
  3. Step 3: Cross multiply
    7,216.41x = 10,820.85 × 4,876.32
  4. Step 4: Simplify right side
    7,216.41x = 52,765,927.27
  5. Step 5: Solve for x
    x = 52,765,927.27/7,216.41
  6. Step 6: Final answer
    x = 7,311.94

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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.