Home / 6,260.35-8,640.21-3,607.33

Finding the Fourth Proportional to 6,260.35, 8,640.21 and 3,607.33

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Solution

The fourth proportional to 6,260.35, 8,640.21 and 3,607.33 is: 4,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.35 : 8,640.21 = 3,607.33 : x
  2. Step 2: Convert to fraction form
    6,260.35/8,640.21 = 3,607.33/x
  3. Step 3: Cross multiply
    6,260.35x = 8,640.21 × 3,607.33
  4. Step 4: Simplify right side
    6,260.35x = 31,168,088.74
  5. Step 5: Solve for x
    x = 31,168,088.74/6,260.35
  6. Step 6: Final answer
    x = 4,978.65

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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.