Home / 11,328.94-16,988.12-4,310.26

Finding the Fourth Proportional to 11,328.94, 16,988.12 and 4,310.26

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Solution

The fourth proportional to 11,328.94, 16,988.12 and 4,310.26 is: 6,463.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.94 : 16,988.12 = 4,310.26 : x
  2. Step 2: Convert to fraction form
    11,328.94/16,988.12 = 4,310.26/x
  3. Step 3: Cross multiply
    11,328.94x = 16,988.12 × 4,310.26
  4. Step 4: Simplify right side
    11,328.94x = 73,223,214.11
  5. Step 5: Solve for x
    x = 73,223,214.11/11,328.94
  6. Step 6: Final answer
    x = 6,463.38

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1.5x scale

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.