Home / 2,929.39-4,395.52-1,369.50

Finding the Fourth Proportional to 2,929.39, 4,395.52 and 1,369.50

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Solution

The fourth proportional to 2,929.39, 4,395.52 and 1,369.50 is: 2,054.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.39 : 4,395.52 = 1,369.50 : x
  2. Step 2: Convert to fraction form
    2,929.39/4,395.52 = 1,369.50/x
  3. Step 3: Cross multiply
    2,929.39x = 4,395.52 × 1,369.50
  4. Step 4: Simplify right side
    2,929.39x = 6,019,642.66
  5. Step 5: Solve for x
    x = 6,019,642.66/2,929.39
  6. Step 6: Final answer
    x = 2,054.92

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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.