Home / 5,453.08-7,521.18-3,682.84

Finding the Fourth Proportional to 5,453.08, 7,521.18 and 3,682.84

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Solution

The fourth proportional to 5,453.08, 7,521.18 and 3,682.84 is: 5,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.08 : 7,521.18 = 3,682.84 : x
  2. Step 2: Convert to fraction form
    5,453.08/7,521.18 = 3,682.84/x
  3. Step 3: Cross multiply
    5,453.08x = 7,521.18 × 3,682.84
  4. Step 4: Simplify right side
    5,453.08x = 27,699,302.55
  5. Step 5: Solve for x
    x = 27,699,302.55/5,453.08
  6. Step 6: Final answer
    x = 5,079.57

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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.