Home / 5,030.45-7,540.23-2,216.77

Finding the Fourth Proportional to 5,030.45, 7,540.23 and 2,216.77

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Solution

The fourth proportional to 5,030.45, 7,540.23 and 2,216.77 is: 3,322.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.45 : 7,540.23 = 2,216.77 : x
  2. Step 2: Convert to fraction form
    5,030.45/7,540.23 = 2,216.77/x
  3. Step 3: Cross multiply
    5,030.45x = 7,540.23 × 2,216.77
  4. Step 4: Simplify right side
    5,030.45x = 16,714,947.62
  5. Step 5: Solve for x
    x = 16,714,947.62/5,030.45
  6. Step 6: Final answer
    x = 3,322.76

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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.