Home / 4,315.14-5,954.70-2,639.34

Finding the Fourth Proportional to 4,315.14, 5,954.70 and 2,639.34

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Solution

The fourth proportional to 4,315.14, 5,954.70 and 2,639.34 is: 3,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.14 : 5,954.70 = 2,639.34 : x
  2. Step 2: Convert to fraction form
    4,315.14/5,954.70 = 2,639.34/x
  3. Step 3: Cross multiply
    4,315.14x = 5,954.70 × 2,639.34
  4. Step 4: Simplify right side
    4,315.14x = 15,716,477.90
  5. Step 5: Solve for x
    x = 15,716,477.90/4,315.14
  6. Step 6: Final answer
    x = 3,642.17

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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.