Home / 11,181.19-16,779.45-4,607.33

Finding the Fourth Proportional to 11,181.19, 16,779.45 and 4,607.33

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Solution

The fourth proportional to 11,181.19, 16,779.45 and 4,607.33 is: 6,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.19 : 16,779.45 = 4,607.33 : x
  2. Step 2: Convert to fraction form
    11,181.19/16,779.45 = 4,607.33/x
  3. Step 3: Cross multiply
    11,181.19x = 16,779.45 × 4,607.33
  4. Step 4: Simplify right side
    11,181.19x = 77,308,491.13
  5. Step 5: Solve for x
    x = 77,308,491.13/11,181.19
  6. Step 6: Final answer
    x = 6,914.16

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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.