Home / 7,702.83-10,629.85-4,166.03

Finding the Fourth Proportional to 7,702.83, 10,629.85 and 4,166.03

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Solution

The fourth proportional to 7,702.83, 10,629.85 and 4,166.03 is: 5,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702.83 : 10,629.85 = 4,166.03 : x
  2. Step 2: Convert to fraction form
    7,702.83/10,629.85 = 4,166.03/x
  3. Step 3: Cross multiply
    7,702.83x = 10,629.85 × 4,166.03
  4. Step 4: Simplify right side
    7,702.83x = 44,284,274.00
  5. Step 5: Solve for x
    x = 44,284,274.00/7,702.83
  6. Step 6: Final answer
    x = 5,749.09

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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.