Home / 2,848.98-3,931.25-1,590.11

Finding the Fourth Proportional to 2,848.98, 3,931.25 and 1,590.11

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Solution

The fourth proportional to 2,848.98, 3,931.25 and 1,590.11 is: 2,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.98 : 3,931.25 = 1,590.11 : x
  2. Step 2: Convert to fraction form
    2,848.98/3,931.25 = 1,590.11/x
  3. Step 3: Cross multiply
    2,848.98x = 3,931.25 × 1,590.11
  4. Step 4: Simplify right side
    2,848.98x = 6,251,107.07
  5. Step 5: Solve for x
    x = 6,251,107.07/2,848.98
  6. Step 6: Final answer
    x = 2,194.15

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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.