Home / 4,428.16-6,645.04-2,580.08

Finding the Fourth Proportional to 4,428.16, 6,645.04 and 2,580.08

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Solution

The fourth proportional to 4,428.16, 6,645.04 and 2,580.08 is: 3,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.16 : 6,645.04 = 2,580.08 : x
  2. Step 2: Convert to fraction form
    4,428.16/6,645.04 = 2,580.08/x
  3. Step 3: Cross multiply
    4,428.16x = 6,645.04 × 2,580.08
  4. Step 4: Simplify right side
    4,428.16x = 17,144,734.80
  5. Step 5: Solve for x
    x = 17,144,734.80/4,428.16
  6. Step 6: Final answer
    x = 3,871.75

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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.