Home / 6,922.08-10,386.20-3,415.59

Finding the Fourth Proportional to 6,922.08, 10,386.20 and 3,415.59

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Solution

The fourth proportional to 6,922.08, 10,386.20 and 3,415.59 is: 5,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.08 : 10,386.20 = 3,415.59 : x
  2. Step 2: Convert to fraction form
    6,922.08/10,386.20 = 3,415.59/x
  3. Step 3: Cross multiply
    6,922.08x = 10,386.20 × 3,415.59
  4. Step 4: Simplify right side
    6,922.08x = 35,475,029.00
  5. Step 5: Solve for x
    x = 35,475,029.00/6,922.08
  6. Step 6: Final answer
    x = 5,124.91

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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.