Home / 4,090.76-6,136.14-1,493.10

Finding the Fourth Proportional to 4,090.76, 6,136.14 and 1,493.10

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Solution

The fourth proportional to 4,090.76, 6,136.14 and 1,493.10 is: 2,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.76 : 6,136.14 = 1,493.10 : x
  2. Step 2: Convert to fraction form
    4,090.76/6,136.14 = 1,493.10/x
  3. Step 3: Cross multiply
    4,090.76x = 6,136.14 × 1,493.10
  4. Step 4: Simplify right side
    4,090.76x = 9,161,870.63
  5. Step 5: Solve for x
    x = 9,161,870.63/4,090.76
  6. Step 6: Final answer
    x = 2,239.65

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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.