Home / 6,285.82-9,428.75-1,903.31

Finding the Fourth Proportional to 6,285.82, 9,428.75 and 1,903.31

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Solution

The fourth proportional to 6,285.82, 9,428.75 and 1,903.31 is: 2,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.82 : 9,428.75 = 1,903.31 : x
  2. Step 2: Convert to fraction form
    6,285.82/9,428.75 = 1,903.31/x
  3. Step 3: Cross multiply
    6,285.82x = 9,428.75 × 1,903.31
  4. Step 4: Simplify right side
    6,285.82x = 17,945,883.74
  5. Step 5: Solve for x
    x = 17,945,883.74/6,285.82
  6. Step 6: Final answer
    x = 2,854.98

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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.