Home / 4,913.53-7,370.71-1,403.55

Finding the Fourth Proportional to 4,913.53, 7,370.71 and 1,403.55

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Solution

The fourth proportional to 4,913.53, 7,370.71 and 1,403.55 is: 2,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.53 : 7,370.71 = 1,403.55 : x
  2. Step 2: Convert to fraction form
    4,913.53/7,370.71 = 1,403.55/x
  3. Step 3: Cross multiply
    4,913.53x = 7,370.71 × 1,403.55
  4. Step 4: Simplify right side
    4,913.53x = 10,345,156.51
  5. Step 5: Solve for x
    x = 10,345,156.51/4,913.53
  6. Step 6: Final answer
    x = 2,105.44

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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.