Home / 4,315.73-5,955.47-2,639.94

Finding the Fourth Proportional to 4,315.73, 5,955.47 and 2,639.94

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Solution

The fourth proportional to 4,315.73, 5,955.47 and 2,639.94 is: 3,642.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.73 : 5,955.47 = 2,639.94 : x
  2. Step 2: Convert to fraction form
    4,315.73/5,955.47 = 2,639.94/x
  3. Step 3: Cross multiply
    4,315.73x = 5,955.47 × 2,639.94
  4. Step 4: Simplify right side
    4,315.73x = 15,722,070.27
  5. Step 5: Solve for x
    x = 15,722,070.27/4,315.73
  6. Step 6: Final answer
    x = 3,642.97

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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.