Home / 4,913.29-7,369.96-1,403.28

Finding the Fourth Proportional to 4,913.29, 7,369.96 and 1,403.28

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Solution

The fourth proportional to 4,913.29, 7,369.96 and 1,403.28 is: 2,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.29 : 7,369.96 = 1,403.28 : x
  2. Step 2: Convert to fraction form
    4,913.29/7,369.96 = 1,403.28/x
  3. Step 3: Cross multiply
    4,913.29x = 7,369.96 × 1,403.28
  4. Step 4: Simplify right side
    4,913.29x = 10,342,117.47
  5. Step 5: Solve for x
    x = 10,342,117.47/4,913.29
  6. Step 6: Final answer
    x = 2,104.93

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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.