Home / 1,815.58-2,506.98-1,479.53

Finding the Fourth Proportional to 1,815.58, 2,506.98 and 1,479.53

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Solution

The fourth proportional to 1,815.58, 2,506.98 and 1,479.53 is: 2,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815.58 : 2,506.98 = 1,479.53 : x
  2. Step 2: Convert to fraction form
    1,815.58/2,506.98 = 1,479.53/x
  3. Step 3: Cross multiply
    1,815.58x = 2,506.98 × 1,479.53
  4. Step 4: Simplify right side
    1,815.58x = 3,709,152.12
  5. Step 5: Solve for x
    x = 3,709,152.12/1,815.58
  6. Step 6: Final answer
    x = 2,042.96

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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.