Home / 9,590.40-14,389.20-3,751.20

Finding the Fourth Proportional to 9,590.40, 14,389.20 and 3,751.20

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Solution

The fourth proportional to 9,590.40, 14,389.20 and 3,751.20 is: 5,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590.40 : 14,389.20 = 3,751.20 : x
  2. Step 2: Convert to fraction form
    9,590.40/14,389.20 = 3,751.20/x
  3. Step 3: Cross multiply
    9,590.40x = 14,389.20 × 3,751.20
  4. Step 4: Simplify right side
    9,590.40x = 53,976,767.04
  5. Step 5: Solve for x
    x = 53,976,767.04/9,590.40
  6. Step 6: Final answer
    x = 5,628.21

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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.