Home / 9,176.96-13,763.48-2,603.21

Finding the Fourth Proportional to 9,176.96, 13,763.48 and 2,603.21

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Solution

The fourth proportional to 9,176.96, 13,763.48 and 2,603.21 is: 3,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.96 : 13,763.48 = 2,603.21 : x
  2. Step 2: Convert to fraction form
    9,176.96/13,763.48 = 2,603.21/x
  3. Step 3: Cross multiply
    9,176.96x = 13,763.48 × 2,603.21
  4. Step 4: Simplify right side
    9,176.96x = 35,829,146.94
  5. Step 5: Solve for x
    x = 35,829,146.94/9,176.96
  6. Step 6: Final answer
    x = 3,904.25

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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.