Home / 4,405.48-6,079.75-2,636.74

Finding the Fourth Proportional to 4,405.48, 6,079.75 and 2,636.74

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Solution

The fourth proportional to 4,405.48, 6,079.75 and 2,636.74 is: 3,638.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.48 : 6,079.75 = 2,636.74 : x
  2. Step 2: Convert to fraction form
    4,405.48/6,079.75 = 2,636.74/x
  3. Step 3: Cross multiply
    4,405.48x = 6,079.75 × 2,636.74
  4. Step 4: Simplify right side
    4,405.48x = 16,030,720.02
  5. Step 5: Solve for x
    x = 16,030,720.02/4,405.48
  6. Step 6: Final answer
    x = 3,638.81

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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.