Home / 2,564.24-3,538.44-1,445.24

Finding the Fourth Proportional to 2,564.24, 3,538.44 and 1,445.24

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Solution

The fourth proportional to 2,564.24, 3,538.44 and 1,445.24 is: 1,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.24 : 3,538.44 = 1,445.24 : x
  2. Step 2: Convert to fraction form
    2,564.24/3,538.44 = 1,445.24/x
  3. Step 3: Cross multiply
    2,564.24x = 3,538.44 × 1,445.24
  4. Step 4: Simplify right side
    2,564.24x = 5,113,895.03
  5. Step 5: Solve for x
    x = 5,113,895.03/2,564.24
  6. Step 6: Final answer
    x = 1,994.31

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1.5x scale

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.