Home / 9,003.54-13,509.45-3,455.04

Finding the Fourth Proportional to 9,003.54, 13,509.45 and 3,455.04

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Solution

The fourth proportional to 9,003.54, 13,509.45 and 3,455.04 is: 5,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.54 : 13,509.45 = 3,455.04 : x
  2. Step 2: Convert to fraction form
    9,003.54/13,509.45 = 3,455.04/x
  3. Step 3: Cross multiply
    9,003.54x = 13,509.45 × 3,455.04
  4. Step 4: Simplify right side
    9,003.54x = 46,675,690.13
  5. Step 5: Solve for x
    x = 46,675,690.13/9,003.54
  6. Step 6: Final answer
    x = 5,184.15

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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.