Home / 4,403.67-6,603.59-1,665.75

Finding the Fourth Proportional to 4,403.67, 6,603.59 and 1,665.75

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Solution

The fourth proportional to 4,403.67, 6,603.59 and 1,665.75 is: 2,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.67 : 6,603.59 = 1,665.75 : x
  2. Step 2: Convert to fraction form
    4,403.67/6,603.59 = 1,665.75/x
  3. Step 3: Cross multiply
    4,403.67x = 6,603.59 × 1,665.75
  4. Step 4: Simplify right side
    4,403.67x = 10,999,921.71
  5. Step 5: Solve for x
    x = 10,999,921.71/4,403.67
  6. Step 6: Final answer
    x = 2,497.90

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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.