Home / 4,934.40-7,400.32-2,013.28

Finding the Fourth Proportional to 4,934.40, 7,400.32 and 2,013.28

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Solution

The fourth proportional to 4,934.40, 7,400.32 and 2,013.28 is: 3,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.40 : 7,400.32 = 2,013.28 : x
  2. Step 2: Convert to fraction form
    4,934.40/7,400.32 = 2,013.28/x
  3. Step 3: Cross multiply
    4,934.40x = 7,400.32 × 2,013.28
  4. Step 4: Simplify right side
    4,934.40x = 14,898,916.25
  5. Step 5: Solve for x
    x = 14,898,916.25/4,934.40
  6. Step 6: Final answer
    x = 3,019.40

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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.