Home / 7,305.48-10,957.14-3,409.56

Finding the Fourth Proportional to 7,305.48, 10,957.14 and 3,409.56

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Solution

The fourth proportional to 7,305.48, 10,957.14 and 3,409.56 is: 5,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.48 : 10,957.14 = 3,409.56 : x
  2. Step 2: Convert to fraction form
    7,305.48/10,957.14 = 3,409.56/x
  3. Step 3: Cross multiply
    7,305.48x = 10,957.14 × 3,409.56
  4. Step 4: Simplify right side
    7,305.48x = 37,359,026.26
  5. Step 5: Solve for x
    x = 37,359,026.26/7,305.48
  6. Step 6: Final answer
    x = 5,113.84

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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.