Home / 2,926.65-4,386.87-1,364.85

Finding the Fourth Proportional to 2,926.65, 4,386.87 and 1,364.85

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Solution

The fourth proportional to 2,926.65, 4,386.87 and 1,364.85 is: 2,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.65 : 4,386.87 = 1,364.85 : x
  2. Step 2: Convert to fraction form
    2,926.65/4,386.87 = 1,364.85/x
  3. Step 3: Cross multiply
    2,926.65x = 4,386.87 × 1,364.85
  4. Step 4: Simplify right side
    2,926.65x = 5,987,419.52
  5. Step 5: Solve for x
    x = 5,987,419.52/2,926.65
  6. Step 6: Final answer
    x = 2,045.83

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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.