Home / 5,603.85-8,405.78-2,323.35

Finding the Fourth Proportional to 5,603.85, 8,405.78 and 2,323.35

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Solution

The fourth proportional to 5,603.85, 8,405.78 and 2,323.35 is: 3,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.85 : 8,405.78 = 2,323.35 : x
  2. Step 2: Convert to fraction form
    5,603.85/8,405.78 = 2,323.35/x
  3. Step 3: Cross multiply
    5,603.85x = 8,405.78 × 2,323.35
  4. Step 4: Simplify right side
    5,603.85x = 19,529,557.35
  5. Step 5: Solve for x
    x = 19,529,557.35/5,603.85
  6. Step 6: Final answer
    x = 3,485.03

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Similar ratio
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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.