Home / 1,859.42-2,566.07-1,031.58

Finding the Fourth Proportional to 1,859.42, 2,566.07 and 1,031.58

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Solution

The fourth proportional to 1,859.42, 2,566.07 and 1,031.58 is: 1,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.42 : 2,566.07 = 1,031.58 : x
  2. Step 2: Convert to fraction form
    1,859.42/2,566.07 = 1,031.58/x
  3. Step 3: Cross multiply
    1,859.42x = 2,566.07 × 1,031.58
  4. Step 4: Simplify right side
    1,859.42x = 2,647,106.49
  5. Step 5: Solve for x
    x = 2,647,106.49/1,859.42
  6. Step 6: Final answer
    x = 1,423.62

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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.