Home / 2,565.24-3,539.25-1,569.48

Finding the Fourth Proportional to 2,565.24, 3,539.25 and 1,569.48

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Solution

The fourth proportional to 2,565.24, 3,539.25 and 1,569.48 is: 2,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.24 : 3,539.25 = 1,569.48 : x
  2. Step 2: Convert to fraction form
    2,565.24/3,539.25 = 1,569.48/x
  3. Step 3: Cross multiply
    2,565.24x = 3,539.25 × 1,569.48
  4. Step 4: Simplify right side
    2,565.24x = 5,554,782.09
  5. Step 5: Solve for x
    x = 5,554,782.09/2,565.24
  6. Step 6: Final answer
    x = 2,165.40

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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.