Home / 4,331.09-6,495.63-2,109.87

Finding the Fourth Proportional to 4,331.09, 6,495.63 and 2,109.87

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Solution

The fourth proportional to 4,331.09, 6,495.63 and 2,109.87 is: 3,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.09 : 6,495.63 = 2,109.87 : x
  2. Step 2: Convert to fraction form
    4,331.09/6,495.63 = 2,109.87/x
  3. Step 3: Cross multiply
    4,331.09x = 6,495.63 × 2,109.87
  4. Step 4: Simplify right side
    4,331.09x = 13,704,934.87
  5. Step 5: Solve for x
    x = 13,704,934.87/4,331.09
  6. Step 6: Final answer
    x = 3,164.32

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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.