Home / 11,386.36-17,092.50-6,779.08

Finding the Fourth Proportional to 11,386.36, 17,092.50 and 6,779.08

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Solution

The fourth proportional to 11,386.36, 17,092.50 and 6,779.08 is: 10,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.36 : 17,092.50 = 6,779.08 : x
  2. Step 2: Convert to fraction form
    11,386.36/17,092.50 = 6,779.08/x
  3. Step 3: Cross multiply
    11,386.36x = 17,092.50 × 6,779.08
  4. Step 4: Simplify right side
    11,386.36x = 115,871,424.90
  5. Step 5: Solve for x
    x = 115,871,424.90/11,386.36
  6. Step 6: Final answer
    x = 10,176.34

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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.