Home / 11,582.72-15,984.16-6,277.54

Finding the Fourth Proportional to 11,582.72, 15,984.16 and 6,277.54

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Solution

The fourth proportional to 11,582.72, 15,984.16 and 6,277.54 is: 8,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.72 : 15,984.16 = 6,277.54 : x
  2. Step 2: Convert to fraction form
    11,582.72/15,984.16 = 6,277.54/x
  3. Step 3: Cross multiply
    11,582.72x = 15,984.16 × 6,277.54
  4. Step 4: Simplify right side
    11,582.72x = 100,341,203.77
  5. Step 5: Solve for x
    x = 100,341,203.77/11,582.72
  6. Step 6: Final answer
    x = 8,663.01

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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.