Home / 7,015.78-9,682.29-4,032.34

Finding the Fourth Proportional to 7,015.78, 9,682.29 and 4,032.34

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Solution

The fourth proportional to 7,015.78, 9,682.29 and 4,032.34 is: 5,564.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.78 : 9,682.29 = 4,032.34 : x
  2. Step 2: Convert to fraction form
    7,015.78/9,682.29 = 4,032.34/x
  3. Step 3: Cross multiply
    7,015.78x = 9,682.29 × 4,032.34
  4. Step 4: Simplify right side
    7,015.78x = 39,042,285.26
  5. Step 5: Solve for x
    x = 39,042,285.26/7,015.78
  6. Step 6: Final answer
    x = 5,564.92

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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.