Home / 6,785.74-9,364.85-3,802.58

Finding the Fourth Proportional to 6,785.74, 9,364.85 and 3,802.58

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Solution

The fourth proportional to 6,785.74, 9,364.85 and 3,802.58 is: 5,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.74 : 9,364.85 = 3,802.58 : x
  2. Step 2: Convert to fraction form
    6,785.74/9,364.85 = 3,802.58/x
  3. Step 3: Cross multiply
    6,785.74x = 9,364.85 × 3,802.58
  4. Step 4: Simplify right side
    6,785.74x = 35,610,591.31
  5. Step 5: Solve for x
    x = 35,610,591.31/6,785.74
  6. Step 6: Final answer
    x = 5,247.86

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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.