Home / 5,047.63-7,569.70-1,928.52

Finding the Fourth Proportional to 5,047.63, 7,569.70 and 1,928.52

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Solution

The fourth proportional to 5,047.63, 7,569.70 and 1,928.52 is: 2,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.63 : 7,569.70 = 1,928.52 : x
  2. Step 2: Convert to fraction form
    5,047.63/7,569.70 = 1,928.52/x
  3. Step 3: Cross multiply
    5,047.63x = 7,569.70 × 1,928.52
  4. Step 4: Simplify right side
    5,047.63x = 14,598,317.84
  5. Step 5: Solve for x
    x = 14,598,317.84/5,047.63
  6. Step 6: Final answer
    x = 2,892.11

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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.