Home / 2,903.14-4,346.61-1,927.90

Finding the Fourth Proportional to 2,903.14, 4,346.61 and 1,927.90

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Solution

The fourth proportional to 2,903.14, 4,346.61 and 1,927.90 is: 2,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.14 : 4,346.61 = 1,927.90 : x
  2. Step 2: Convert to fraction form
    2,903.14/4,346.61 = 1,927.90/x
  3. Step 3: Cross multiply
    2,903.14x = 4,346.61 × 1,927.90
  4. Step 4: Simplify right side
    2,903.14x = 8,379,829.42
  5. Step 5: Solve for x
    x = 8,379,829.42/2,903.14
  6. Step 6: Final answer
    x = 2,886.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.