Home / 9,540.45-14,312.09-5,100.44

Finding the Fourth Proportional to 9,540.45, 14,312.09 and 5,100.44

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Solution

The fourth proportional to 9,540.45, 14,312.09 and 5,100.44 is: 7,651.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.45 : 14,312.09 = 5,100.44 : x
  2. Step 2: Convert to fraction form
    9,540.45/14,312.09 = 5,100.44/x
  3. Step 3: Cross multiply
    9,540.45x = 14,312.09 × 5,100.44
  4. Step 4: Simplify right side
    9,540.45x = 72,997,897.51
  5. Step 5: Solve for x
    x = 72,997,897.51/9,540.45
  6. Step 6: Final answer
    x = 7,651.41

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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.