Home / 4,455.48-6,146.62-2,686.08

Finding the Fourth Proportional to 4,455.48, 6,146.62 and 2,686.08

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Solution

The fourth proportional to 4,455.48, 6,146.62 and 2,686.08 is: 3,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.48 : 6,146.62 = 2,686.08 : x
  2. Step 2: Convert to fraction form
    4,455.48/6,146.62 = 2,686.08/x
  3. Step 3: Cross multiply
    4,455.48x = 6,146.62 × 2,686.08
  4. Step 4: Simplify right side
    4,455.48x = 16,510,313.05
  5. Step 5: Solve for x
    x = 16,510,313.05/4,455.48
  6. Step 6: Final answer
    x = 3,705.62

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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.