Home / 8,373.36-11,555.25-4,647.36

Finding the Fourth Proportional to 8,373.36, 11,555.25 and 4,647.36

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Solution

The fourth proportional to 8,373.36, 11,555.25 and 4,647.36 is: 6,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.36 : 11,555.25 = 4,647.36 : x
  2. Step 2: Convert to fraction form
    8,373.36/11,555.25 = 4,647.36/x
  3. Step 3: Cross multiply
    8,373.36x = 11,555.25 × 4,647.36
  4. Step 4: Simplify right side
    8,373.36x = 53,701,406.64
  5. Step 5: Solve for x
    x = 53,701,406.64/8,373.36
  6. Step 6: Final answer
    x = 6,413.36

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Double scale
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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.