Home / 8,236.55-11,368.59-5,090.96

Finding the Fourth Proportional to 8,236.55, 11,368.59 and 5,090.96

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Solution

The fourth proportional to 8,236.55, 11,368.59 and 5,090.96 is: 7,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.55 : 11,368.59 = 5,090.96 : x
  2. Step 2: Convert to fraction form
    8,236.55/11,368.59 = 5,090.96/x
  3. Step 3: Cross multiply
    8,236.55x = 11,368.59 × 5,090.96
  4. Step 4: Simplify right side
    8,236.55x = 57,877,036.95
  5. Step 5: Solve for x
    x = 57,877,036.95/8,236.55
  6. Step 6: Final answer
    x = 7,026.85

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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.