Home / 2,581.64-3,559.14-1,774.07

Finding the Fourth Proportional to 2,581.64, 3,559.14 and 1,774.07

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Solution

The fourth proportional to 2,581.64, 3,559.14 and 1,774.07 is: 2,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.64 : 3,559.14 = 1,774.07 : x
  2. Step 2: Convert to fraction form
    2,581.64/3,559.14 = 1,774.07/x
  3. Step 3: Cross multiply
    2,581.64x = 3,559.14 × 1,774.07
  4. Step 4: Simplify right side
    2,581.64x = 6,314,172.40
  5. Step 5: Solve for x
    x = 6,314,172.40/2,581.64
  6. Step 6: Final answer
    x = 2,445.80

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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.