Home / 7,477.61-11,196.37-4,181.32

Finding the Fourth Proportional to 7,477.61, 11,196.37 and 4,181.32

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Solution

The fourth proportional to 7,477.61, 11,196.37 and 4,181.32 is: 6,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.61 : 11,196.37 = 4,181.32 : x
  2. Step 2: Convert to fraction form
    7,477.61/11,196.37 = 4,181.32/x
  3. Step 3: Cross multiply
    7,477.61x = 11,196.37 × 4,181.32
  4. Step 4: Simplify right side
    7,477.61x = 46,815,605.81
  5. Step 5: Solve for x
    x = 46,815,605.81/7,477.61
  6. Step 6: Final answer
    x = 6,260.77

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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.