Home / 7,037.36-10,556.04-2,420

Finding the Fourth Proportional to 7,037.36, 10,556.04 and 2,420

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Solution

The fourth proportional to 7,037.36, 10,556.04 and 2,420 is: 3,630.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.36 : 10,556.04 = 2,420 : x
  2. Step 2: Convert to fraction form
    7,037.36/10,556.04 = 2,420/x
  3. Step 3: Cross multiply
    7,037.36x = 10,556.04 × 2,420
  4. Step 4: Simplify right side
    7,037.36x = 25,545,616.80
  5. Step 5: Solve for x
    x = 25,545,616.80/7,037.36
  6. Step 6: Final answer
    x = 3,630.00

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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.