Home / 6,903.31-10,359.50-3,785.51

Finding the Fourth Proportional to 6,903.31, 10,359.50 and 3,785.51

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Solution

The fourth proportional to 6,903.31, 10,359.50 and 3,785.51 is: 5,680.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.31 : 10,359.50 = 3,785.51 : x
  2. Step 2: Convert to fraction form
    6,903.31/10,359.50 = 3,785.51/x
  3. Step 3: Cross multiply
    6,903.31x = 10,359.50 × 3,785.51
  4. Step 4: Simplify right side
    6,903.31x = 39,216,000.62
  5. Step 5: Solve for x
    x = 39,216,000.62/6,903.31
  6. Step 6: Final answer
    x = 5,680.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.