Home / 5,590.35-8,389.37-2,303.45

Finding the Fourth Proportional to 5,590.35, 8,389.37 and 2,303.45

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Solution

The fourth proportional to 5,590.35, 8,389.37 and 2,303.45 is: 3,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.35 : 8,389.37 = 2,303.45 : x
  2. Step 2: Convert to fraction form
    5,590.35/8,389.37 = 2,303.45/x
  3. Step 3: Cross multiply
    5,590.35x = 8,389.37 × 2,303.45
  4. Step 4: Simplify right side
    5,590.35x = 19,324,458.14
  5. Step 5: Solve for x
    x = 19,324,458.14/5,590.35
  6. Step 6: Final answer
    x = 3,456.75

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1.5x scale

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.