Home / 4,699.84-6,485.78-2,603.97

Finding the Fourth Proportional to 4,699.84, 6,485.78 and 2,603.97

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Solution

The fourth proportional to 4,699.84, 6,485.78 and 2,603.97 is: 3,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.84 : 6,485.78 = 2,603.97 : x
  2. Step 2: Convert to fraction form
    4,699.84/6,485.78 = 2,603.97/x
  3. Step 3: Cross multiply
    4,699.84x = 6,485.78 × 2,603.97
  4. Step 4: Simplify right side
    4,699.84x = 16,888,776.55
  5. Step 5: Solve for x
    x = 16,888,776.55/4,699.84
  6. Step 6: Final answer
    x = 3,593.48

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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.