Home / 11,032.56-15,228.48-7,064.36

Finding the Fourth Proportional to 11,032.56, 15,228.48 and 7,064.36

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Solution

The fourth proportional to 11,032.56, 15,228.48 and 7,064.36 is: 9,751.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.56 : 15,228.48 = 7,064.36 : x
  2. Step 2: Convert to fraction form
    11,032.56/15,228.48 = 7,064.36/x
  3. Step 3: Cross multiply
    11,032.56x = 15,228.48 × 7,064.36
  4. Step 4: Simplify right side
    11,032.56x = 107,579,464.97
  5. Step 5: Solve for x
    x = 107,579,464.97/11,032.56
  6. Step 6: Final answer
    x = 9,751.09

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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.