Home / 4,148.45-5,730.48-3,853.22

Finding the Fourth Proportional to 4,148.45, 5,730.48 and 3,853.22

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Solution

The fourth proportional to 4,148.45, 5,730.48 and 3,853.22 is: 5,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.45 : 5,730.48 = 3,853.22 : x
  2. Step 2: Convert to fraction form
    4,148.45/5,730.48 = 3,853.22/x
  3. Step 3: Cross multiply
    4,148.45x = 5,730.48 × 3,853.22
  4. Step 4: Simplify right side
    4,148.45x = 22,080,800.15
  5. Step 5: Solve for x
    x = 22,080,800.15/4,148.45
  6. Step 6: Final answer
    x = 5,322.66

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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.