Home / 5,445.36-7,513.29-3,207.06

Finding the Fourth Proportional to 5,445.36, 7,513.29 and 3,207.06

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Solution

The fourth proportional to 5,445.36, 7,513.29 and 3,207.06 is: 4,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.36 : 7,513.29 = 3,207.06 : x
  2. Step 2: Convert to fraction form
    5,445.36/7,513.29 = 3,207.06/x
  3. Step 3: Cross multiply
    5,445.36x = 7,513.29 × 3,207.06
  4. Step 4: Simplify right side
    5,445.36x = 24,095,571.83
  5. Step 5: Solve for x
    x = 24,095,571.83/5,445.36
  6. Step 6: Final answer
    x = 4,424.97

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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.