Home / 4,798.13-7,198.08-1,678.06

Finding the Fourth Proportional to 4,798.13, 7,198.08 and 1,678.06

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Solution

The fourth proportional to 4,798.13, 7,198.08 and 1,678.06 is: 2,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.13 : 7,198.08 = 1,678.06 : x
  2. Step 2: Convert to fraction form
    4,798.13/7,198.08 = 1,678.06/x
  3. Step 3: Cross multiply
    4,798.13x = 7,198.08 × 1,678.06
  4. Step 4: Simplify right side
    4,798.13x = 12,078,792.13
  5. Step 5: Solve for x
    x = 12,078,792.13/4,798.13
  6. Step 6: Final answer
    x = 2,517.40

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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.