Home / 4,687.69-6,476.79-3,700.51

Finding the Fourth Proportional to 4,687.69, 6,476.79 and 3,700.51

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Solution

The fourth proportional to 4,687.69, 6,476.79 and 3,700.51 is: 5,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.69 : 6,476.79 = 3,700.51 : x
  2. Step 2: Convert to fraction form
    4,687.69/6,476.79 = 3,700.51/x
  3. Step 3: Cross multiply
    4,687.69x = 6,476.79 × 3,700.51
  4. Step 4: Simplify right side
    4,687.69x = 23,967,426.16
  5. Step 5: Solve for x
    x = 23,967,426.16/4,687.69
  6. Step 6: Final answer
    x = 5,112.84

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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.