Home / 4,625.09-6,385.09-3,114.81

Finding the Fourth Proportional to 4,625.09, 6,385.09 and 3,114.81

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Solution

The fourth proportional to 4,625.09, 6,385.09 and 3,114.81 is: 4,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.09 : 6,385.09 = 3,114.81 : x
  2. Step 2: Convert to fraction form
    4,625.09/6,385.09 = 3,114.81/x
  3. Step 3: Cross multiply
    4,625.09x = 6,385.09 × 3,114.81
  4. Step 4: Simplify right side
    4,625.09x = 19,888,334.40
  5. Step 5: Solve for x
    x = 19,888,334.40/4,625.09
  6. Step 6: Final answer
    x = 4,300.10

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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.