Home / 11,090.90-16,635.40-4,070.63

Finding the Fourth Proportional to 11,090.90, 16,635.40 and 4,070.63

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Solution

The fourth proportional to 11,090.90, 16,635.40 and 4,070.63 is: 6,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.90 : 16,635.40 = 4,070.63 : x
  2. Step 2: Convert to fraction form
    11,090.90/16,635.40 = 4,070.63/x
  3. Step 3: Cross multiply
    11,090.90x = 16,635.40 × 4,070.63
  4. Step 4: Simplify right side
    11,090.90x = 67,716,558.30
  5. Step 5: Solve for x
    x = 67,716,558.30/11,090.90
  6. Step 6: Final answer
    x = 6,105.60

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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.