Home / 7,263.45-10,028.36-5,581.80

Finding the Fourth Proportional to 7,263.45, 10,028.36 and 5,581.80

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Solution

The fourth proportional to 7,263.45, 10,028.36 and 5,581.80 is: 7,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.45 : 10,028.36 = 5,581.80 : x
  2. Step 2: Convert to fraction form
    7,263.45/10,028.36 = 5,581.80/x
  3. Step 3: Cross multiply
    7,263.45x = 10,028.36 × 5,581.80
  4. Step 4: Simplify right side
    7,263.45x = 55,976,271.94
  5. Step 5: Solve for x
    x = 55,976,271.94/7,263.45
  6. Step 6: Final answer
    x = 7,706.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.