Home / 4,665.29-6,436.50-3,170.63

Finding the Fourth Proportional to 4,665.29, 6,436.50 and 3,170.63

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Solution

The fourth proportional to 4,665.29, 6,436.50 and 3,170.63 is: 4,374.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.29 : 6,436.50 = 3,170.63 : x
  2. Step 2: Convert to fraction form
    4,665.29/6,436.50 = 3,170.63/x
  3. Step 3: Cross multiply
    4,665.29x = 6,436.50 × 3,170.63
  4. Step 4: Simplify right side
    4,665.29x = 20,407,727.81
  5. Step 5: Solve for x
    x = 20,407,727.81/4,665.29
  6. Step 6: Final answer
    x = 4,374.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.