Home / 11,052.02-16,578.08-4,478.33

Finding the Fourth Proportional to 11,052.02, 16,578.08 and 4,478.33

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Solution

The fourth proportional to 11,052.02, 16,578.08 and 4,478.33 is: 6,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.02 : 16,578.08 = 4,478.33 : x
  2. Step 2: Convert to fraction form
    11,052.02/16,578.08 = 4,478.33/x
  3. Step 3: Cross multiply
    11,052.02x = 16,578.08 × 4,478.33
  4. Step 4: Simplify right side
    11,052.02x = 74,242,090.61
  5. Step 5: Solve for x
    x = 74,242,090.61/11,052.02
  6. Step 6: Final answer
    x = 6,717.51

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Double scale
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Similar ratio
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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.