Home / 10,090.37-15,135.56-3,070.37

Finding the Fourth Proportional to 10,090.37, 15,135.56 and 3,070.37

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Solution

The fourth proportional to 10,090.37, 15,135.56 and 3,070.37 is: 4,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.37 : 15,135.56 = 3,070.37 : x
  2. Step 2: Convert to fraction form
    10,090.37/15,135.56 = 3,070.37/x
  3. Step 3: Cross multiply
    10,090.37x = 15,135.56 × 3,070.37
  4. Step 4: Simplify right side
    10,090.37x = 46,471,769.36
  5. Step 5: Solve for x
    x = 46,471,769.36/10,090.37
  6. Step 6: Final answer
    x = 4,605.56

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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.