Home / 5,980.21-8,264.07-4,485.53

Finding the Fourth Proportional to 5,980.21, 8,264.07 and 4,485.53

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Solution

The fourth proportional to 5,980.21, 8,264.07 and 4,485.53 is: 6,198.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.21 : 8,264.07 = 4,485.53 : x
  2. Step 2: Convert to fraction form
    5,980.21/8,264.07 = 4,485.53/x
  3. Step 3: Cross multiply
    5,980.21x = 8,264.07 × 4,485.53
  4. Step 4: Simplify right side
    5,980.21x = 37,068,733.91
  5. Step 5: Solve for x
    x = 37,068,733.91/5,980.21
  6. Step 6: Final answer
    x = 6,198.57

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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.