Home / 7,303.17-10,954.86-2,109.06

Finding the Fourth Proportional to 7,303.17, 10,954.86 and 2,109.06

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Solution

The fourth proportional to 7,303.17, 10,954.86 and 2,109.06 is: 3,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.17 : 10,954.86 = 2,109.06 : x
  2. Step 2: Convert to fraction form
    7,303.17/10,954.86 = 2,109.06/x
  3. Step 3: Cross multiply
    7,303.17x = 10,954.86 × 2,109.06
  4. Step 4: Simplify right side
    7,303.17x = 23,104,457.03
  5. Step 5: Solve for x
    x = 23,104,457.03/7,303.17
  6. Step 6: Final answer
    x = 3,163.62

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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.