Home / 2,926.98-4,389.77-1,077.10

Finding the Fourth Proportional to 2,926.98, 4,389.77 and 1,077.10

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Solution

The fourth proportional to 2,926.98, 4,389.77 and 1,077.10 is: 1,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.98 : 4,389.77 = 1,077.10 : x
  2. Step 2: Convert to fraction form
    2,926.98/4,389.77 = 1,077.10/x
  3. Step 3: Cross multiply
    2,926.98x = 4,389.77 × 1,077.10
  4. Step 4: Simplify right side
    2,926.98x = 4,728,212.99
  5. Step 5: Solve for x
    x = 4,728,212.99/2,926.98
  6. Step 6: Final answer
    x = 1,615.39

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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.