Home / 4,389.23-6,583.85-1,615.99

Finding the Fourth Proportional to 4,389.23, 6,583.85 and 1,615.99

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Solution

The fourth proportional to 4,389.23, 6,583.85 and 1,615.99 is: 2,423.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.23 : 6,583.85 = 1,615.99 : x
  2. Step 2: Convert to fraction form
    4,389.23/6,583.85 = 1,615.99/x
  3. Step 3: Cross multiply
    4,389.23x = 6,583.85 × 1,615.99
  4. Step 4: Simplify right side
    4,389.23x = 10,639,435.76
  5. Step 5: Solve for x
    x = 10,639,435.76/4,389.23
  6. Step 6: Final answer
    x = 2,423.99

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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.