Home / 6,907.45-10,358.44-3,009.13

Finding the Fourth Proportional to 6,907.45, 10,358.44 and 3,009.13

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Solution

The fourth proportional to 6,907.45, 10,358.44 and 3,009.13 is: 4,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.45 : 10,358.44 = 3,009.13 : x
  2. Step 2: Convert to fraction form
    6,907.45/10,358.44 = 3,009.13/x
  3. Step 3: Cross multiply
    6,907.45x = 10,358.44 × 3,009.13
  4. Step 4: Simplify right side
    6,907.45x = 31,169,892.56
  5. Step 5: Solve for x
    x = 31,169,892.56/6,907.45
  6. Step 6: Final answer
    x = 4,512.50

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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.