Home / 4,455.43-6,678.19-2,259.62

Finding the Fourth Proportional to 4,455.43, 6,678.19 and 2,259.62

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Solution

The fourth proportional to 4,455.43, 6,678.19 and 2,259.62 is: 3,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.43 : 6,678.19 = 2,259.62 : x
  2. Step 2: Convert to fraction form
    4,455.43/6,678.19 = 2,259.62/x
  3. Step 3: Cross multiply
    4,455.43x = 6,678.19 × 2,259.62
  4. Step 4: Simplify right side
    4,455.43x = 15,090,166.16
  5. Step 5: Solve for x
    x = 15,090,166.16/4,455.43
  6. Step 6: Final answer
    x = 3,386.92

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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.