Home / 7,109.06-10,663.50-3,210.74

Finding the Fourth Proportional to 7,109.06, 10,663.50 and 3,210.74

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Solution

The fourth proportional to 7,109.06, 10,663.50 and 3,210.74 is: 4,816.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.06 : 10,663.50 = 3,210.74 : x
  2. Step 2: Convert to fraction form
    7,109.06/10,663.50 = 3,210.74/x
  3. Step 3: Cross multiply
    7,109.06x = 10,663.50 × 3,210.74
  4. Step 4: Simplify right side
    7,109.06x = 34,237,725.99
  5. Step 5: Solve for x
    x = 34,237,725.99/7,109.06
  6. Step 6: Final answer
    x = 4,816.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.