Home / 6,897.09-10,348.67-3,612.54

Finding the Fourth Proportional to 6,897.09, 10,348.67 and 3,612.54

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Solution

The fourth proportional to 6,897.09, 10,348.67 and 3,612.54 is: 5,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.09 : 10,348.67 = 3,612.54 : x
  2. Step 2: Convert to fraction form
    6,897.09/10,348.67 = 3,612.54/x
  3. Step 3: Cross multiply
    6,897.09x = 10,348.67 × 3,612.54
  4. Step 4: Simplify right side
    6,897.09x = 37,384,984.32
  5. Step 5: Solve for x
    x = 37,384,984.32/6,897.09
  6. Step 6: Final answer
    x = 5,420.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.