Home / 7,327.81-10,112.56-4,343.16

Finding the Fourth Proportional to 7,327.81, 10,112.56 and 4,343.16

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Solution

The fourth proportional to 7,327.81, 10,112.56 and 4,343.16 is: 5,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.81 : 10,112.56 = 4,343.16 : x
  2. Step 2: Convert to fraction form
    7,327.81/10,112.56 = 4,343.16/x
  3. Step 3: Cross multiply
    7,327.81x = 10,112.56 × 4,343.16
  4. Step 4: Simplify right side
    7,327.81x = 43,920,455.23
  5. Step 5: Solve for x
    x = 43,920,455.23/7,327.81
  6. Step 6: Final answer
    x = 5,993.67

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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.