Home / 4,723.50-7,085.25-1,603.38

Finding the Fourth Proportional to 4,723.50, 7,085.25 and 1,603.38

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Solution

The fourth proportional to 4,723.50, 7,085.25 and 1,603.38 is: 2,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.50 : 7,085.25 = 1,603.38 : x
  2. Step 2: Convert to fraction form
    4,723.50/7,085.25 = 1,603.38/x
  3. Step 3: Cross multiply
    4,723.50x = 7,085.25 × 1,603.38
  4. Step 4: Simplify right side
    4,723.50x = 11,360,348.15
  5. Step 5: Solve for x
    x = 11,360,348.15/4,723.50
  6. Step 6: Final answer
    x = 2,405.07

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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.