Home / 3,644.31-5,030.86-2,848.79

Finding the Fourth Proportional to 3,644.31, 5,030.86 and 2,848.79

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Solution

The fourth proportional to 3,644.31, 5,030.86 and 2,848.79 is: 3,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.31 : 5,030.86 = 2,848.79 : x
  2. Step 2: Convert to fraction form
    3,644.31/5,030.86 = 2,848.79/x
  3. Step 3: Cross multiply
    3,644.31x = 5,030.86 × 2,848.79
  4. Step 4: Simplify right side
    3,644.31x = 14,331,863.66
  5. Step 5: Solve for x
    x = 14,331,863.66/3,644.31
  6. Step 6: Final answer
    x = 3,932.67

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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.