Home / 4,409.93-6,638.90-3,807.29

Finding the Fourth Proportional to 4,409.93, 6,638.90 and 3,807.29

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Solution

The fourth proportional to 4,409.93, 6,638.90 and 3,807.29 is: 5,731.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.93 : 6,638.90 = 3,807.29 : x
  2. Step 2: Convert to fraction form
    4,409.93/6,638.90 = 3,807.29/x
  3. Step 3: Cross multiply
    4,409.93x = 6,638.90 × 3,807.29
  4. Step 4: Simplify right side
    4,409.93x = 25,276,165.35
  5. Step 5: Solve for x
    x = 25,276,165.35/4,409.93
  6. Step 6: Final answer
    x = 5,731.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.