Home / 6,586.31-9,881.19-1,969.31

Finding the Fourth Proportional to 6,586.31, 9,881.19 and 1,969.31

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Solution

The fourth proportional to 6,586.31, 9,881.19 and 1,969.31 is: 2,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.31 : 9,881.19 = 1,969.31 : x
  2. Step 2: Convert to fraction form
    6,586.31/9,881.19 = 1,969.31/x
  3. Step 3: Cross multiply
    6,586.31x = 9,881.19 × 1,969.31
  4. Step 4: Simplify right side
    6,586.31x = 19,459,150.98
  5. Step 5: Solve for x
    x = 19,459,150.98/6,586.31
  6. Step 6: Final answer
    x = 2,954.48

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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.