Home / 6,219.17-8,583.07-4,644.53

Finding the Fourth Proportional to 6,219.17, 8,583.07 and 4,644.53

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Solution

The fourth proportional to 6,219.17, 8,583.07 and 4,644.53 is: 6,409.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.17 : 8,583.07 = 4,644.53 : x
  2. Step 2: Convert to fraction form
    6,219.17/8,583.07 = 4,644.53/x
  3. Step 3: Cross multiply
    6,219.17x = 8,583.07 × 4,644.53
  4. Step 4: Simplify right side
    6,219.17x = 39,864,271.58
  5. Step 5: Solve for x
    x = 39,864,271.58/6,219.17
  6. Step 6: Final answer
    x = 6,409.91

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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.