Home / 7,349.81-11,023.49-2,419.50

Finding the Fourth Proportional to 7,349.81, 11,023.49 and 2,419.50

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Solution

The fourth proportional to 7,349.81, 11,023.49 and 2,419.50 is: 3,628.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.81 : 11,023.49 = 2,419.50 : x
  2. Step 2: Convert to fraction form
    7,349.81/11,023.49 = 2,419.50/x
  3. Step 3: Cross multiply
    7,349.81x = 11,023.49 × 2,419.50
  4. Step 4: Simplify right side
    7,349.81x = 26,671,381.44
  5. Step 5: Solve for x
    x = 26,671,381.44/7,349.81
  6. Step 6: Final answer
    x = 3,628.86

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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.