Home / 6,507.45-9,760.87-2,124.34

Finding the Fourth Proportional to 6,507.45, 9,760.87 and 2,124.34

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Solution

The fourth proportional to 6,507.45, 9,760.87 and 2,124.34 is: 3,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.45 : 9,760.87 = 2,124.34 : x
  2. Step 2: Convert to fraction form
    6,507.45/9,760.87 = 2,124.34/x
  3. Step 3: Cross multiply
    6,507.45x = 9,760.87 × 2,124.34
  4. Step 4: Simplify right side
    6,507.45x = 20,735,406.58
  5. Step 5: Solve for x
    x = 20,735,406.58/6,507.45
  6. Step 6: Final answer
    x = 3,186.41

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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.