Home / 5,370.39-7,411.04-3,012.48

Finding the Fourth Proportional to 5,370.39, 7,411.04 and 3,012.48

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Solution

The fourth proportional to 5,370.39, 7,411.04 and 3,012.48 is: 4,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.39 : 7,411.04 = 3,012.48 : x
  2. Step 2: Convert to fraction form
    5,370.39/7,411.04 = 3,012.48/x
  3. Step 3: Cross multiply
    5,370.39x = 7,411.04 × 3,012.48
  4. Step 4: Simplify right side
    5,370.39x = 22,325,594.72
  5. Step 5: Solve for x
    x = 22,325,594.72/5,370.39
  6. Step 6: Final answer
    x = 4,157.16

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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.