Home / 5,048.16-7,572.51-1,928.42

Finding the Fourth Proportional to 5,048.16, 7,572.51 and 1,928.42

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Solution

The fourth proportional to 5,048.16, 7,572.51 and 1,928.42 is: 2,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.16 : 7,572.51 = 1,928.42 : x
  2. Step 2: Convert to fraction form
    5,048.16/7,572.51 = 1,928.42/x
  3. Step 3: Cross multiply
    5,048.16x = 7,572.51 × 1,928.42
  4. Step 4: Simplify right side
    5,048.16x = 14,602,979.73
  5. Step 5: Solve for x
    x = 14,602,979.73/5,048.16
  6. Step 6: Final answer
    x = 2,892.74

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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.