Home / 8,417.92-12,633.36-3,804.16

Finding the Fourth Proportional to 8,417.92, 12,633.36 and 3,804.16

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Solution

The fourth proportional to 8,417.92, 12,633.36 and 3,804.16 is: 5,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.92 : 12,633.36 = 3,804.16 : x
  2. Step 2: Convert to fraction form
    8,417.92/12,633.36 = 3,804.16/x
  3. Step 3: Cross multiply
    8,417.92x = 12,633.36 × 3,804.16
  4. Step 4: Simplify right side
    8,417.92x = 48,059,322.78
  5. Step 5: Solve for x
    x = 48,059,322.78/8,417.92
  6. Step 6: Final answer
    x = 5,709.17

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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.