Home / 7,603.77-11,396.34-4,319.64

Finding the Fourth Proportional to 7,603.77, 11,396.34 and 4,319.64

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Solution

The fourth proportional to 7,603.77, 11,396.34 and 4,319.64 is: 6,474.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.77 : 11,396.34 = 4,319.64 : x
  2. Step 2: Convert to fraction form
    7,603.77/11,396.34 = 4,319.64/x
  3. Step 3: Cross multiply
    7,603.77x = 11,396.34 × 4,319.64
  4. Step 4: Simplify right side
    7,603.77x = 49,228,086.12
  5. Step 5: Solve for x
    x = 49,228,086.12/7,603.77
  6. Step 6: Final answer
    x = 6,474.17

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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.