Home / 6,255.83-8,630.95-3,603.19

Finding the Fourth Proportional to 6,255.83, 8,630.95 and 3,603.19

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Solution

The fourth proportional to 6,255.83, 8,630.95 and 3,603.19 is: 4,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.83 : 8,630.95 = 3,603.19 : x
  2. Step 2: Convert to fraction form
    6,255.83/8,630.95 = 3,603.19/x
  3. Step 3: Cross multiply
    6,255.83x = 8,630.95 × 3,603.19
  4. Step 4: Simplify right side
    6,255.83x = 31,098,909.58
  5. Step 5: Solve for x
    x = 31,098,909.58/6,255.83
  6. Step 6: Final answer
    x = 4,971.19

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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.