Home / 7,305.48-10,960.06-2,111.32

Finding the Fourth Proportional to 7,305.48, 10,960.06 and 2,111.32

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Solution

The fourth proportional to 7,305.48, 10,960.06 and 2,111.32 is: 3,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.48 : 10,960.06 = 2,111.32 : x
  2. Step 2: Convert to fraction form
    7,305.48/10,960.06 = 2,111.32/x
  3. Step 3: Cross multiply
    7,305.48x = 10,960.06 × 2,111.32
  4. Step 4: Simplify right side
    7,305.48x = 23,140,193.88
  5. Step 5: Solve for x
    x = 23,140,193.88/7,305.48
  6. Step 6: Final answer
    x = 3,167.51

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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.