Home / 3,477.36-5,214.38-1,626.92

Finding the Fourth Proportional to 3,477.36, 5,214.38 and 1,626.92

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Solution

The fourth proportional to 3,477.36, 5,214.38 and 1,626.92 is: 2,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.36 : 5,214.38 = 1,626.92 : x
  2. Step 2: Convert to fraction form
    3,477.36/5,214.38 = 1,626.92/x
  3. Step 3: Cross multiply
    3,477.36x = 5,214.38 × 1,626.92
  4. Step 4: Simplify right side
    3,477.36x = 8,483,364.46
  5. Step 5: Solve for x
    x = 8,483,364.46/3,477.36
  6. Step 6: Final answer
    x = 2,439.60

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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.