Home / 11,611.30-17,405.03-4,588.47

Finding the Fourth Proportional to 11,611.30, 17,405.03 and 4,588.47

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Solution

The fourth proportional to 11,611.30, 17,405.03 and 4,588.47 is: 6,877.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.30 : 17,405.03 = 4,588.47 : x
  2. Step 2: Convert to fraction form
    11,611.30/17,405.03 = 4,588.47/x
  3. Step 3: Cross multiply
    11,611.30x = 17,405.03 × 4,588.47
  4. Step 4: Simplify right side
    11,611.30x = 79,862,458.00
  5. Step 5: Solve for x
    x = 79,862,458.00/11,611.30
  6. Step 6: Final answer
    x = 6,877.99

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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.