Home / 11,845.55-17,779.09-6,303.53

Finding the Fourth Proportional to 11,845.55, 17,779.09 and 6,303.53

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Solution

The fourth proportional to 11,845.55, 17,779.09 and 6,303.53 is: 9,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.55 : 17,779.09 = 6,303.53 : x
  2. Step 2: Convert to fraction form
    11,845.55/17,779.09 = 6,303.53/x
  3. Step 3: Cross multiply
    11,845.55x = 17,779.09 × 6,303.53
  4. Step 4: Simplify right side
    11,845.55x = 112,071,027.19
  5. Step 5: Solve for x
    x = 112,071,027.19/11,845.55
  6. Step 6: Final answer
    x = 9,461.02

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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.