Home / 11,047.36-15,258.63-8,058.46

Finding the Fourth Proportional to 11,047.36, 15,258.63 and 8,058.46

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Solution

The fourth proportional to 11,047.36, 15,258.63 and 8,058.46 is: 11,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.36 : 15,258.63 = 8,058.46 : x
  2. Step 2: Convert to fraction form
    11,047.36/15,258.63 = 8,058.46/x
  3. Step 3: Cross multiply
    11,047.36x = 15,258.63 × 8,058.46
  4. Step 4: Simplify right side
    11,047.36x = 122,961,059.51
  5. Step 5: Solve for x
    x = 122,961,059.51/11,047.36
  6. Step 6: Final answer
    x = 11,130.36

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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.