Home / 4,428.61-6,644.07-1,655.32

Finding the Fourth Proportional to 4,428.61, 6,644.07 and 1,655.32

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Solution

The fourth proportional to 4,428.61, 6,644.07 and 1,655.32 is: 2,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.61 : 6,644.07 = 1,655.32 : x
  2. Step 2: Convert to fraction form
    4,428.61/6,644.07 = 1,655.32/x
  3. Step 3: Cross multiply
    4,428.61x = 6,644.07 × 1,655.32
  4. Step 4: Simplify right side
    4,428.61x = 10,998,061.95
  5. Step 5: Solve for x
    x = 10,998,061.95/4,428.61
  6. Step 6: Final answer
    x = 2,483.41

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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.