Home / 4,419.30-6,628.68-1,822.08

Finding the Fourth Proportional to 4,419.30, 6,628.68 and 1,822.08

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Solution

The fourth proportional to 4,419.30, 6,628.68 and 1,822.08 is: 2,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.30 : 6,628.68 = 1,822.08 : x
  2. Step 2: Convert to fraction form
    4,419.30/6,628.68 = 1,822.08/x
  3. Step 3: Cross multiply
    4,419.30x = 6,628.68 × 1,822.08
  4. Step 4: Simplify right side
    4,419.30x = 12,077,985.25
  5. Step 5: Solve for x
    x = 12,077,985.25/4,419.30
  6. Step 6: Final answer
    x = 2,733.01

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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.