Home / 7,099.28-10,648.53-2,168.51

Finding the Fourth Proportional to 7,099.28, 10,648.53 and 2,168.51

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Solution

The fourth proportional to 7,099.28, 10,648.53 and 2,168.51 is: 3,252.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.28 : 10,648.53 = 2,168.51 : x
  2. Step 2: Convert to fraction form
    7,099.28/10,648.53 = 2,168.51/x
  3. Step 3: Cross multiply
    7,099.28x = 10,648.53 × 2,168.51
  4. Step 4: Simplify right side
    7,099.28x = 23,091,390.55
  5. Step 5: Solve for x
    x = 23,091,390.55/7,099.28
  6. Step 6: Final answer
    x = 3,252.64

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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.