Home / 7,540.40-10,407.66-4,853.44

Finding the Fourth Proportional to 7,540.40, 10,407.66 and 4,853.44

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Solution

The fourth proportional to 7,540.40, 10,407.66 and 4,853.44 is: 6,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.40 : 10,407.66 = 4,853.44 : x
  2. Step 2: Convert to fraction form
    7,540.40/10,407.66 = 4,853.44/x
  3. Step 3: Cross multiply
    7,540.40x = 10,407.66 × 4,853.44
  4. Step 4: Simplify right side
    7,540.40x = 50,512,953.35
  5. Step 5: Solve for x
    x = 50,512,953.35/7,540.40
  6. Step 6: Final answer
    x = 6,698.98

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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.