Home / 7,293.78-10,054.26-5,719.14

Finding the Fourth Proportional to 7,293.78, 10,054.26 and 5,719.14

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Solution

The fourth proportional to 7,293.78, 10,054.26 and 5,719.14 is: 7,883.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.78 : 10,054.26 = 5,719.14 : x
  2. Step 2: Convert to fraction form
    7,293.78/10,054.26 = 5,719.14/x
  3. Step 3: Cross multiply
    7,293.78x = 10,054.26 × 5,719.14
  4. Step 4: Simplify right side
    7,293.78x = 57,501,720.54
  5. Step 5: Solve for x
    x = 57,501,720.54/7,293.78
  6. Step 6: Final answer
    x = 7,883.67

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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.