Home / 4,428.91-6,645.90-1,657.51

Finding the Fourth Proportional to 4,428.91, 6,645.90 and 1,657.51

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Solution

The fourth proportional to 4,428.91, 6,645.90 and 1,657.51 is: 2,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.91 : 6,645.90 = 1,657.51 : x
  2. Step 2: Convert to fraction form
    4,428.91/6,645.90 = 1,657.51/x
  3. Step 3: Cross multiply
    4,428.91x = 6,645.90 × 1,657.51
  4. Step 4: Simplify right side
    4,428.91x = 11,015,645.71
  5. Step 5: Solve for x
    x = 11,015,645.71/4,428.91
  6. Step 6: Final answer
    x = 2,487.21

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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.