Home / 3,577.16-5,365.76-1,628

Finding the Fourth Proportional to 3,577.16, 5,365.76 and 1,628

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Solution

The fourth proportional to 3,577.16, 5,365.76 and 1,628 is: 2,442.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.16 : 5,365.76 = 1,628 : x
  2. Step 2: Convert to fraction form
    3,577.16/5,365.76 = 1,628/x
  3. Step 3: Cross multiply
    3,577.16x = 5,365.76 × 1,628
  4. Step 4: Simplify right side
    3,577.16x = 8,735,457.28
  5. Step 5: Solve for x
    x = 8,735,457.28/3,577.16
  6. Step 6: Final answer
    x = 2,442.01

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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.