Home / 3,124.98-4,683.87-2,389.14

Finding the Fourth Proportional to 3,124.98, 4,683.87 and 2,389.14

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Solution

The fourth proportional to 3,124.98, 4,683.87 and 2,389.14 is: 3,580.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.98 : 4,683.87 = 2,389.14 : x
  2. Step 2: Convert to fraction form
    3,124.98/4,683.87 = 2,389.14/x
  3. Step 3: Cross multiply
    3,124.98x = 4,683.87 × 2,389.14
  4. Step 4: Simplify right side
    3,124.98x = 11,190,421.17
  5. Step 5: Solve for x
    x = 11,190,421.17/3,124.98
  6. Step 6: Final answer
    x = 3,580.96

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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.