Home / 6,219.46-8,583.07-3,386.88

Finding the Fourth Proportional to 6,219.46, 8,583.07 and 3,386.88

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Solution

The fourth proportional to 6,219.46, 8,583.07 and 3,386.88 is: 4,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.46 : 8,583.07 = 3,386.88 : x
  2. Step 2: Convert to fraction form
    6,219.46/8,583.07 = 3,386.88/x
  3. Step 3: Cross multiply
    6,219.46x = 8,583.07 × 3,386.88
  4. Step 4: Simplify right side
    6,219.46x = 29,069,851.84
  5. Step 5: Solve for x
    x = 29,069,851.84/6,219.46
  6. Step 6: Final answer
    x = 4,674.01

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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.