Home / 10,955.61-16,423.65-4,028.49

Finding the Fourth Proportional to 10,955.61, 16,423.65 and 4,028.49

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Solution

The fourth proportional to 10,955.61, 16,423.65 and 4,028.49 is: 6,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.61 : 16,423.65 = 4,028.49 : x
  2. Step 2: Convert to fraction form
    10,955.61/16,423.65 = 4,028.49/x
  3. Step 3: Cross multiply
    10,955.61x = 16,423.65 × 4,028.49
  4. Step 4: Simplify right side
    10,955.61x = 66,162,509.79
  5. Step 5: Solve for x
    x = 66,162,509.79/10,955.61
  6. Step 6: Final answer
    x = 6,039.14

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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.