Home / 9,640.08-14,459.99-2,620.26

Finding the Fourth Proportional to 9,640.08, 14,459.99 and 2,620.26

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Solution

The fourth proportional to 9,640.08, 14,459.99 and 2,620.26 is: 3,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.08 : 14,459.99 = 2,620.26 : x
  2. Step 2: Convert to fraction form
    9,640.08/14,459.99 = 2,620.26/x
  3. Step 3: Cross multiply
    9,640.08x = 14,459.99 × 2,620.26
  4. Step 4: Simplify right side
    9,640.08x = 37,888,920.30
  5. Step 5: Solve for x
    x = 37,888,920.30/9,640.08
  6. Step 6: Final answer
    x = 3,930.35

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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.