Home / 5,130.81-7,697.09-1,844.24

Finding the Fourth Proportional to 5,130.81, 7,697.09 and 1,844.24

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Solution

The fourth proportional to 5,130.81, 7,697.09 and 1,844.24 is: 2,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130.81 : 7,697.09 = 1,844.24 : x
  2. Step 2: Convert to fraction form
    5,130.81/7,697.09 = 1,844.24/x
  3. Step 3: Cross multiply
    5,130.81x = 7,697.09 × 1,844.24
  4. Step 4: Simplify right side
    5,130.81x = 14,195,247.39
  5. Step 5: Solve for x
    x = 14,195,247.39/5,130.81
  6. Step 6: Final answer
    x = 2,766.67

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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.