Home / 9,486.33-13,090.41-5,506.80

Finding the Fourth Proportional to 9,486.33, 13,090.41 and 5,506.80

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Solution

The fourth proportional to 9,486.33, 13,090.41 and 5,506.80 is: 7,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.33 : 13,090.41 = 5,506.80 : x
  2. Step 2: Convert to fraction form
    9,486.33/13,090.41 = 5,506.80/x
  3. Step 3: Cross multiply
    9,486.33x = 13,090.41 × 5,506.80
  4. Step 4: Simplify right side
    9,486.33x = 72,086,269.79
  5. Step 5: Solve for x
    x = 72,086,269.79/9,486.33
  6. Step 6: Final answer
    x = 7,598.96

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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.