Home / 7,480.01-11,219.58-2,214.81

Finding the Fourth Proportional to 7,480.01, 11,219.58 and 2,214.81

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Solution

The fourth proportional to 7,480.01, 11,219.58 and 2,214.81 is: 3,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.01 : 11,219.58 = 2,214.81 : x
  2. Step 2: Convert to fraction form
    7,480.01/11,219.58 = 2,214.81/x
  3. Step 3: Cross multiply
    7,480.01x = 11,219.58 × 2,214.81
  4. Step 4: Simplify right side
    7,480.01x = 24,849,237.98
  5. Step 5: Solve for x
    x = 24,849,237.98/7,480.01
  6. Step 6: Final answer
    x = 3,322.09

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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.