Home / 11,801.30-17,701.37-4,405.19

Finding the Fourth Proportional to 11,801.30, 17,701.37 and 4,405.19

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Solution

The fourth proportional to 11,801.30, 17,701.37 and 4,405.19 is: 6,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.30 : 17,701.37 = 4,405.19 : x
  2. Step 2: Convert to fraction form
    11,801.30/17,701.37 = 4,405.19/x
  3. Step 3: Cross multiply
    11,801.30x = 17,701.37 × 4,405.19
  4. Step 4: Simplify right side
    11,801.30x = 77,977,876.08
  5. Step 5: Solve for x
    x = 77,977,876.08/11,801.30
  6. Step 6: Final answer
    x = 6,607.57

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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.