Home / 2,848.84-3,931.77-1,670.02

Finding the Fourth Proportional to 2,848.84, 3,931.77 and 1,670.02

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Solution

The fourth proportional to 2,848.84, 3,931.77 and 1,670.02 is: 2,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.84 : 3,931.77 = 1,670.02 : x
  2. Step 2: Convert to fraction form
    2,848.84/3,931.77 = 1,670.02/x
  3. Step 3: Cross multiply
    2,848.84x = 3,931.77 × 1,670.02
  4. Step 4: Simplify right side
    2,848.84x = 6,566,135.21
  5. Step 5: Solve for x
    x = 6,566,135.21/2,848.84
  6. Step 6: Final answer
    x = 2,304.85

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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.