Home / 1,599.34-2,205.83-1,039.99

Finding the Fourth Proportional to 1,599.34, 2,205.83 and 1,039.99

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Solution

The fourth proportional to 1,599.34, 2,205.83 and 1,039.99 is: 1,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.34 : 2,205.83 = 1,039.99 : x
  2. Step 2: Convert to fraction form
    1,599.34/2,205.83 = 1,039.99/x
  3. Step 3: Cross multiply
    1,599.34x = 2,205.83 × 1,039.99
  4. Step 4: Simplify right side
    1,599.34x = 2,294,030.11
  5. Step 5: Solve for x
    x = 2,294,030.11/1,599.34
  6. Step 6: Final answer
    x = 1,434.36

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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.