Home / 11,212.02-15,470.60-6,495.39

Finding the Fourth Proportional to 11,212.02, 15,470.60 and 6,495.39

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Solution

The fourth proportional to 11,212.02, 15,470.60 and 6,495.39 is: 8,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.02 : 15,470.60 = 6,495.39 : x
  2. Step 2: Convert to fraction form
    11,212.02/15,470.60 = 6,495.39/x
  3. Step 3: Cross multiply
    11,212.02x = 15,470.60 × 6,495.39
  4. Step 4: Simplify right side
    11,212.02x = 100,487,548.06
  5. Step 5: Solve for x
    x = 100,487,548.06/11,212.02
  6. Step 6: Final answer
    x = 8,962.48

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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.