Home / 5,313.08-7,323.53-3,611.09

Finding the Fourth Proportional to 5,313.08, 7,323.53 and 3,611.09

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Solution

The fourth proportional to 5,313.08, 7,323.53 and 3,611.09 is: 4,977.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.08 : 7,323.53 = 3,611.09 : x
  2. Step 2: Convert to fraction form
    5,313.08/7,323.53 = 3,611.09/x
  3. Step 3: Cross multiply
    5,313.08x = 7,323.53 × 3,611.09
  4. Step 4: Simplify right side
    5,313.08x = 26,445,871.27
  5. Step 5: Solve for x
    x = 26,445,871.27/5,313.08
  6. Step 6: Final answer
    x = 4,977.51

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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.