Home / 7,053.21-10,579.64-1,859.09

Finding the Fourth Proportional to 7,053.21, 10,579.64 and 1,859.09

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Solution

The fourth proportional to 7,053.21, 10,579.64 and 1,859.09 is: 2,788.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.21 : 10,579.64 = 1,859.09 : x
  2. Step 2: Convert to fraction form
    7,053.21/10,579.64 = 1,859.09/x
  3. Step 3: Cross multiply
    7,053.21x = 10,579.64 × 1,859.09
  4. Step 4: Simplify right side
    7,053.21x = 19,668,440.73
  5. Step 5: Solve for x
    x = 19,668,440.73/7,053.21
  6. Step 6: Final answer
    x = 2,788.58

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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.