Home / 4,629.02-6,385.82-2,859.98

Finding the Fourth Proportional to 4,629.02, 6,385.82 and 2,859.98

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Solution

The fourth proportional to 4,629.02, 6,385.82 and 2,859.98 is: 3,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.02 : 6,385.82 = 2,859.98 : x
  2. Step 2: Convert to fraction form
    4,629.02/6,385.82 = 2,859.98/x
  3. Step 3: Cross multiply
    4,629.02x = 6,385.82 × 2,859.98
  4. Step 4: Simplify right side
    4,629.02x = 18,263,317.48
  5. Step 5: Solve for x
    x = 18,263,317.48/4,629.02
  6. Step 6: Final answer
    x = 3,945.40

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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.