Home / 6,409.19-8,844.69-3,756.60

Finding the Fourth Proportional to 6,409.19, 8,844.69 and 3,756.60

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Solution

The fourth proportional to 6,409.19, 8,844.69 and 3,756.60 is: 5,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.19 : 8,844.69 = 3,756.60 : x
  2. Step 2: Convert to fraction form
    6,409.19/8,844.69 = 3,756.60/x
  3. Step 3: Cross multiply
    6,409.19x = 8,844.69 × 3,756.60
  4. Step 4: Simplify right side
    6,409.19x = 33,225,962.45
  5. Step 5: Solve for x
    x = 33,225,962.45/6,409.19
  6. Step 6: Final answer
    x = 5,184.11

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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.