Home / 7,483.77-11,225.20-2,218.56

Finding the Fourth Proportional to 7,483.77, 11,225.20 and 2,218.56

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Solution

The fourth proportional to 7,483.77, 11,225.20 and 2,218.56 is: 3,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.77 : 11,225.20 = 2,218.56 : x
  2. Step 2: Convert to fraction form
    7,483.77/11,225.20 = 2,218.56/x
  3. Step 3: Cross multiply
    7,483.77x = 11,225.20 × 2,218.56
  4. Step 4: Simplify right side
    7,483.77x = 24,903,779.71
  5. Step 5: Solve for x
    x = 24,903,779.71/7,483.77
  6. Step 6: Final answer
    x = 3,327.71

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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.