Home / 7,371.40-10,170.33-4,714.21

Finding the Fourth Proportional to 7,371.40, 10,170.33 and 4,714.21

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Solution

The fourth proportional to 7,371.40, 10,170.33 and 4,714.21 is: 6,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.40 : 10,170.33 = 4,714.21 : x
  2. Step 2: Convert to fraction form
    7,371.40/10,170.33 = 4,714.21/x
  3. Step 3: Cross multiply
    7,371.40x = 10,170.33 × 4,714.21
  4. Step 4: Simplify right side
    7,371.40x = 47,945,071.39
  5. Step 5: Solve for x
    x = 47,945,071.39/7,371.40
  6. Step 6: Final answer
    x = 6,504.20

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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.