Home / 11,548.18-17,327.40-5,621.80

Finding the Fourth Proportional to 11,548.18, 17,327.40 and 5,621.80

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Solution

The fourth proportional to 11,548.18, 17,327.40 and 5,621.80 is: 8,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.18 : 17,327.40 = 5,621.80 : x
  2. Step 2: Convert to fraction form
    11,548.18/17,327.40 = 5,621.80/x
  3. Step 3: Cross multiply
    11,548.18x = 17,327.40 × 5,621.80
  4. Step 4: Simplify right side
    11,548.18x = 97,411,177.32
  5. Step 5: Solve for x
    x = 97,411,177.32/11,548.18
  6. Step 6: Final answer
    x = 8,435.20

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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.