Home / 11,845.56-17,779.10-6,303.54

Finding the Fourth Proportional to 11,845.56, 17,779.10 and 6,303.54

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Solution

The fourth proportional to 11,845.56, 17,779.10 and 6,303.54 is: 9,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.56 : 17,779.10 = 6,303.54 : x
  2. Step 2: Convert to fraction form
    11,845.56/17,779.10 = 6,303.54/x
  3. Step 3: Cross multiply
    11,845.56x = 17,779.10 × 6,303.54
  4. Step 4: Simplify right side
    11,845.56x = 112,071,236.50
  5. Step 5: Solve for x
    x = 112,071,236.50/11,845.56
  6. Step 6: Final answer
    x = 9,461.03

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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.