Home / 4,235.59-6,354.67-1,603.90

Finding the Fourth Proportional to 4,235.59, 6,354.67 and 1,603.90

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Solution

The fourth proportional to 4,235.59, 6,354.67 and 1,603.90 is: 2,406.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.59 : 6,354.67 = 1,603.90 : x
  2. Step 2: Convert to fraction form
    4,235.59/6,354.67 = 1,603.90/x
  3. Step 3: Cross multiply
    4,235.59x = 6,354.67 × 1,603.90
  4. Step 4: Simplify right side
    4,235.59x = 10,192,255.21
  5. Step 5: Solve for x
    x = 10,192,255.21/4,235.59
  6. Step 6: Final answer
    x = 2,406.34

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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.