Home / 7,208.53-10,812.41-5,091.46

Finding the Fourth Proportional to 7,208.53, 10,812.41 and 5,091.46

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Solution

The fourth proportional to 7,208.53, 10,812.41 and 5,091.46 is: 7,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.53 : 10,812.41 = 5,091.46 : x
  2. Step 2: Convert to fraction form
    7,208.53/10,812.41 = 5,091.46/x
  3. Step 3: Cross multiply
    7,208.53x = 10,812.41 × 5,091.46
  4. Step 4: Simplify right side
    7,208.53x = 55,050,953.02
  5. Step 5: Solve for x
    x = 55,050,953.02/7,208.53
  6. Step 6: Final answer
    x = 7,636.92

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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.