Home / 2,565.00-3,539.44-1,570.56

Finding the Fourth Proportional to 2,565.00, 3,539.44 and 1,570.56

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Solution

The fourth proportional to 2,565.00, 3,539.44 and 1,570.56 is: 2,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.00 : 3,539.44 = 1,570.56 : x
  2. Step 2: Convert to fraction form
    2,565.00/3,539.44 = 1,570.56/x
  3. Step 3: Cross multiply
    2,565.00x = 3,539.44 × 1,570.56
  4. Step 4: Simplify right side
    2,565.00x = 5,558,881.26
  5. Step 5: Solve for x
    x = 5,558,881.26/2,565.00
  6. Step 6: Final answer
    x = 2,167.21

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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.