Home / 9,181.13-13,749.81-5,014.91

Finding the Fourth Proportional to 9,181.13, 13,749.81 and 5,014.91

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Solution

The fourth proportional to 9,181.13, 13,749.81 and 5,014.91 is: 7,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.13 : 13,749.81 = 5,014.91 : x
  2. Step 2: Convert to fraction form
    9,181.13/13,749.81 = 5,014.91/x
  3. Step 3: Cross multiply
    9,181.13x = 13,749.81 × 5,014.91
  4. Step 4: Simplify right side
    9,181.13x = 68,954,059.67
  5. Step 5: Solve for x
    x = 68,954,059.67/9,181.13
  6. Step 6: Final answer
    x = 7,510.41

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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.