Home / 4,746.92-7,121.34-1,669.16

Finding the Fourth Proportional to 4,746.92, 7,121.34 and 1,669.16

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Solution

The fourth proportional to 4,746.92, 7,121.34 and 1,669.16 is: 2,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.92 : 7,121.34 = 1,669.16 : x
  2. Step 2: Convert to fraction form
    4,746.92/7,121.34 = 1,669.16/x
  3. Step 3: Cross multiply
    4,746.92x = 7,121.34 × 1,669.16
  4. Step 4: Simplify right side
    4,746.92x = 11,886,655.87
  5. Step 5: Solve for x
    x = 11,886,655.87/4,746.92
  6. Step 6: Final answer
    x = 2,504.08

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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.