Home / 2,564.90-3,539.50-1,445.84

Finding the Fourth Proportional to 2,564.90, 3,539.50 and 1,445.84

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Solution

The fourth proportional to 2,564.90, 3,539.50 and 1,445.84 is: 1,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.90 : 3,539.50 = 1,445.84 : x
  2. Step 2: Convert to fraction form
    2,564.90/3,539.50 = 1,445.84/x
  3. Step 3: Cross multiply
    2,564.90x = 3,539.50 × 1,445.84
  4. Step 4: Simplify right side
    2,564.90x = 5,117,550.68
  5. Step 5: Solve for x
    x = 5,117,550.68/2,564.90
  6. Step 6: Final answer
    x = 1,995.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.