Home / 6,417.19-9,622.05-3,126.97

Finding the Fourth Proportional to 6,417.19, 9,622.05 and 3,126.97

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Solution

The fourth proportional to 6,417.19, 9,622.05 and 3,126.97 is: 4,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.19 : 9,622.05 = 3,126.97 : x
  2. Step 2: Convert to fraction form
    6,417.19/9,622.05 = 3,126.97/x
  3. Step 3: Cross multiply
    6,417.19x = 9,622.05 × 3,126.97
  4. Step 4: Simplify right side
    6,417.19x = 30,087,861.69
  5. Step 5: Solve for x
    x = 30,087,861.69/6,417.19
  6. Step 6: Final answer
    x = 4,688.64

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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.