Home / 11,225.48-15,490.46-6,189.44

Finding the Fourth Proportional to 11,225.48, 15,490.46 and 6,189.44

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Solution

The fourth proportional to 11,225.48, 15,490.46 and 6,189.44 is: 8,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.48 : 15,490.46 = 6,189.44 : x
  2. Step 2: Convert to fraction form
    11,225.48/15,490.46 = 6,189.44/x
  3. Step 3: Cross multiply
    11,225.48x = 15,490.46 × 6,189.44
  4. Step 4: Simplify right side
    11,225.48x = 95,877,164.34
  5. Step 5: Solve for x
    x = 95,877,164.34/11,225.48
  6. Step 6: Final answer
    x = 8,541.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.