Home / 11,289.47-15,579.48-6,184.97

Finding the Fourth Proportional to 11,289.47, 15,579.48 and 6,184.97

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Solution

The fourth proportional to 11,289.47, 15,579.48 and 6,184.97 is: 8,535.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.47 : 15,579.48 = 6,184.97 : x
  2. Step 2: Convert to fraction form
    11,289.47/15,579.48 = 6,184.97/x
  3. Step 3: Cross multiply
    11,289.47x = 15,579.48 × 6,184.97
  4. Step 4: Simplify right side
    11,289.47x = 96,358,616.42
  5. Step 5: Solve for x
    x = 96,358,616.42/11,289.47
  6. Step 6: Final answer
    x = 8,535.26

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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.