Home / 2,585.36-3,848.80-2,569.98

Finding the Fourth Proportional to 2,585.36, 3,848.80 and 2,569.98

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Solution

The fourth proportional to 2,585.36, 3,848.80 and 2,569.98 is: 3,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.36 : 3,848.80 = 2,569.98 : x
  2. Step 2: Convert to fraction form
    2,585.36/3,848.80 = 2,569.98/x
  3. Step 3: Cross multiply
    2,585.36x = 3,848.80 × 2,569.98
  4. Step 4: Simplify right side
    2,585.36x = 9,891,351.85
  5. Step 5: Solve for x
    x = 9,891,351.85/2,585.36
  6. Step 6: Final answer
    x = 3,825.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.