Home / 7,099.75-10,650.44-3,637.81

Finding the Fourth Proportional to 7,099.75, 10,650.44 and 3,637.81

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Solution

The fourth proportional to 7,099.75, 10,650.44 and 3,637.81 is: 5,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.75 : 10,650.44 = 3,637.81 : x
  2. Step 2: Convert to fraction form
    7,099.75/10,650.44 = 3,637.81/x
  3. Step 3: Cross multiply
    7,099.75x = 10,650.44 × 3,637.81
  4. Step 4: Simplify right side
    7,099.75x = 38,744,277.14
  5. Step 5: Solve for x
    x = 38,744,277.14/7,099.75
  6. Step 6: Final answer
    x = 5,457.13

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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.