Home / 6,219.29-8,583.24-4,644.65

Finding the Fourth Proportional to 6,219.29, 8,583.24 and 4,644.65

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Solution

The fourth proportional to 6,219.29, 8,583.24 and 4,644.65 is: 6,410.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.29 : 8,583.24 = 4,644.65 : x
  2. Step 2: Convert to fraction form
    6,219.29/8,583.24 = 4,644.65/x
  3. Step 3: Cross multiply
    6,219.29x = 8,583.24 × 4,644.65
  4. Step 4: Simplify right side
    6,219.29x = 39,866,145.67
  5. Step 5: Solve for x
    x = 39,866,145.67/6,219.29
  6. Step 6: Final answer
    x = 6,410.08

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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.