Home / 4,390.01-6,581.10-1,616.02

Finding the Fourth Proportional to 4,390.01, 6,581.10 and 1,616.02

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Solution

The fourth proportional to 4,390.01, 6,581.10 and 1,616.02 is: 2,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.01 : 6,581.10 = 1,616.02 : x
  2. Step 2: Convert to fraction form
    4,390.01/6,581.10 = 1,616.02/x
  3. Step 3: Cross multiply
    4,390.01x = 6,581.10 × 1,616.02
  4. Step 4: Simplify right side
    4,390.01x = 10,635,172.77
  5. Step 5: Solve for x
    x = 10,635,172.77/4,390.01
  6. Step 6: Final answer
    x = 2,422.59

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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.