Home / 6,219.57-8,583.61-4,644.93

Finding the Fourth Proportional to 6,219.57, 8,583.61 and 4,644.93

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Solution

The fourth proportional to 6,219.57, 8,583.61 and 4,644.93 is: 6,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.57 : 8,583.61 = 4,644.93 : x
  2. Step 2: Convert to fraction form
    6,219.57/8,583.61 = 4,644.93/x
  3. Step 3: Cross multiply
    6,219.57x = 8,583.61 × 4,644.93
  4. Step 4: Simplify right side
    6,219.57x = 39,870,267.60
  5. Step 5: Solve for x
    x = 39,870,267.60/6,219.57
  6. Step 6: Final answer
    x = 6,410.45

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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.