Home / 3,313.76-4,568.15-2,315.93

Finding the Fourth Proportional to 3,313.76, 4,568.15 and 2,315.93

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Solution

The fourth proportional to 3,313.76, 4,568.15 and 2,315.93 is: 3,192.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.76 : 4,568.15 = 2,315.93 : x
  2. Step 2: Convert to fraction form
    3,313.76/4,568.15 = 2,315.93/x
  3. Step 3: Cross multiply
    3,313.76x = 4,568.15 × 2,315.93
  4. Step 4: Simplify right side
    3,313.76x = 10,579,515.63
  5. Step 5: Solve for x
    x = 10,579,515.63/3,313.76
  6. Step 6: Final answer
    x = 3,192.61

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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.