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Finding the Fourth Proportional to 11,937.48, 17,900.10 and 4,536.30

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Solution

The fourth proportional to 11,937.48, 17,900.10 and 4,536.30 is: 6,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.48 : 17,900.10 = 4,536.30 : x
  2. Step 2: Convert to fraction form
    11,937.48/17,900.10 = 4,536.30/x
  3. Step 3: Cross multiply
    11,937.48x = 17,900.10 × 4,536.30
  4. Step 4: Simplify right side
    11,937.48x = 81,200,223.63
  5. Step 5: Solve for x
    x = 81,200,223.63/11,937.48
  6. Step 6: Final answer
    x = 6,802.12

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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.