Home / 5,284.42-7,284.98-3,603.66

Finding the Fourth Proportional to 5,284.42, 7,284.98 and 3,603.66

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Solution

The fourth proportional to 5,284.42, 7,284.98 and 3,603.66 is: 4,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.42 : 7,284.98 = 3,603.66 : x
  2. Step 2: Convert to fraction form
    5,284.42/7,284.98 = 3,603.66/x
  3. Step 3: Cross multiply
    5,284.42x = 7,284.98 × 3,603.66
  4. Step 4: Simplify right side
    5,284.42x = 26,252,591.03
  5. Step 5: Solve for x
    x = 26,252,591.03/5,284.42
  6. Step 6: Final answer
    x = 4,967.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.