Home / 6,616.37-9,924.62-1,686.02

Finding the Fourth Proportional to 6,616.37, 9,924.62 and 1,686.02

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Solution

The fourth proportional to 6,616.37, 9,924.62 and 1,686.02 is: 2,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616.37 : 9,924.62 = 1,686.02 : x
  2. Step 2: Convert to fraction form
    6,616.37/9,924.62 = 1,686.02/x
  3. Step 3: Cross multiply
    6,616.37x = 9,924.62 × 1,686.02
  4. Step 4: Simplify right side
    6,616.37x = 16,733,107.81
  5. Step 5: Solve for x
    x = 16,733,107.81/6,616.37
  6. Step 6: Final answer
    x = 2,529.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.