Home / 5,727.04-8,590.01-1,830.40

Finding the Fourth Proportional to 5,727.04, 8,590.01 and 1,830.40

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Solution

The fourth proportional to 5,727.04, 8,590.01 and 1,830.40 is: 2,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.04 : 8,590.01 = 1,830.40 : x
  2. Step 2: Convert to fraction form
    5,727.04/8,590.01 = 1,830.40/x
  3. Step 3: Cross multiply
    5,727.04x = 8,590.01 × 1,830.40
  4. Step 4: Simplify right side
    5,727.04x = 15,723,111.35
  5. Step 5: Solve for x
    x = 15,723,111.35/5,727.04
  6. Step 6: Final answer
    x = 2,745.42

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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.