Home / 11,345.52-17,021.52-4,768.32

Finding the Fourth Proportional to 11,345.52, 17,021.52 and 4,768.32

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Solution

The fourth proportional to 11,345.52, 17,021.52 and 4,768.32 is: 7,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.52 : 17,021.52 = 4,768.32 : x
  2. Step 2: Convert to fraction form
    11,345.52/17,021.52 = 4,768.32/x
  3. Step 3: Cross multiply
    11,345.52x = 17,021.52 × 4,768.32
  4. Step 4: Simplify right side
    11,345.52x = 81,164,054.25
  5. Step 5: Solve for x
    x = 81,164,054.25/11,345.52
  6. Step 6: Final answer
    x = 7,153.84

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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.