Home / 2,193.04-3,290.10-1,038.52

Finding the Fourth Proportional to 2,193.04, 3,290.10 and 1,038.52

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Solution

The fourth proportional to 2,193.04, 3,290.10 and 1,038.52 is: 1,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.04 : 3,290.10 = 1,038.52 : x
  2. Step 2: Convert to fraction form
    2,193.04/3,290.10 = 1,038.52/x
  3. Step 3: Cross multiply
    2,193.04x = 3,290.10 × 1,038.52
  4. Step 4: Simplify right side
    2,193.04x = 3,416,834.65
  5. Step 5: Solve for x
    x = 3,416,834.65/2,193.04
  6. Step 6: Final answer
    x = 1,558.04

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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.