Home / 5,086.29-7,630.04-1,798.71

Finding the Fourth Proportional to 5,086.29, 7,630.04 and 1,798.71

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Solution

The fourth proportional to 5,086.29, 7,630.04 and 1,798.71 is: 2,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.29 : 7,630.04 = 1,798.71 : x
  2. Step 2: Convert to fraction form
    5,086.29/7,630.04 = 1,798.71/x
  3. Step 3: Cross multiply
    5,086.29x = 7,630.04 × 1,798.71
  4. Step 4: Simplify right side
    5,086.29x = 13,724,220.25
  5. Step 5: Solve for x
    x = 13,724,220.25/5,086.29
  6. Step 6: Final answer
    x = 2,698.28

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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.