Home / 4,847.83-6,699.08-4,129.63

Finding the Fourth Proportional to 4,847.83, 6,699.08 and 4,129.63

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Solution

The fourth proportional to 4,847.83, 6,699.08 and 4,129.63 is: 5,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.83 : 6,699.08 = 4,129.63 : x
  2. Step 2: Convert to fraction form
    4,847.83/6,699.08 = 4,129.63/x
  3. Step 3: Cross multiply
    4,847.83x = 6,699.08 × 4,129.63
  4. Step 4: Simplify right side
    4,847.83x = 27,664,721.74
  5. Step 5: Solve for x
    x = 27,664,721.74/4,847.83
  6. Step 6: Final answer
    x = 5,706.62

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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.