Home / 4,381.51-6,048.69-2,789.76

Finding the Fourth Proportional to 4,381.51, 6,048.69 and 2,789.76

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Solution

The fourth proportional to 4,381.51, 6,048.69 and 2,789.76 is: 3,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.51 : 6,048.69 = 2,789.76 : x
  2. Step 2: Convert to fraction form
    4,381.51/6,048.69 = 2,789.76/x
  3. Step 3: Cross multiply
    4,381.51x = 6,048.69 × 2,789.76
  4. Step 4: Simplify right side
    4,381.51x = 16,874,393.41
  5. Step 5: Solve for x
    x = 16,874,393.41/4,381.51
  6. Step 6: Final answer
    x = 3,851.27

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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.