Home / 7,099.77-10,649.57-2,418.51

Finding the Fourth Proportional to 7,099.77, 10,649.57 and 2,418.51

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Solution

The fourth proportional to 7,099.77, 10,649.57 and 2,418.51 is: 3,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.77 : 10,649.57 = 2,418.51 : x
  2. Step 2: Convert to fraction form
    7,099.77/10,649.57 = 2,418.51/x
  3. Step 3: Cross multiply
    7,099.77x = 10,649.57 × 2,418.51
  4. Step 4: Simplify right side
    7,099.77x = 25,756,079.45
  5. Step 5: Solve for x
    x = 25,756,079.45/7,099.77
  6. Step 6: Final answer
    x = 3,627.73

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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.