Home / 6,417.45-9,626.81-2,668.46

Finding the Fourth Proportional to 6,417.45, 9,626.81 and 2,668.46

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Solution

The fourth proportional to 6,417.45, 9,626.81 and 2,668.46 is: 4,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.45 : 9,626.81 = 2,668.46 : x
  2. Step 2: Convert to fraction form
    6,417.45/9,626.81 = 2,668.46/x
  3. Step 3: Cross multiply
    6,417.45x = 9,626.81 × 2,668.46
  4. Step 4: Simplify right side
    6,417.45x = 25,688,757.41
  5. Step 5: Solve for x
    x = 25,688,757.41/6,417.45
  6. Step 6: Final answer
    x = 4,002.95

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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.