Home / 11,058.33-15,256.80-6,277.80

Finding the Fourth Proportional to 11,058.33, 15,256.80 and 6,277.80

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Solution

The fourth proportional to 11,058.33, 15,256.80 and 6,277.80 is: 8,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.33 : 15,256.80 = 6,277.80 : x
  2. Step 2: Convert to fraction form
    11,058.33/15,256.80 = 6,277.80/x
  3. Step 3: Cross multiply
    11,058.33x = 15,256.80 × 6,277.80
  4. Step 4: Simplify right side
    11,058.33x = 95,779,139.04
  5. Step 5: Solve for x
    x = 95,779,139.04/11,058.33
  6. Step 6: Final answer
    x = 8,661.27

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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.