Home / 5,369.15-7,409.44-3,011.30

Finding the Fourth Proportional to 5,369.15, 7,409.44 and 3,011.30

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Solution

The fourth proportional to 5,369.15, 7,409.44 and 3,011.30 is: 4,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.15 : 7,409.44 = 3,011.30 : x
  2. Step 2: Convert to fraction form
    5,369.15/7,409.44 = 3,011.30/x
  3. Step 3: Cross multiply
    5,369.15x = 7,409.44 × 3,011.30
  4. Step 4: Simplify right side
    5,369.15x = 22,312,002.10
  5. Step 5: Solve for x
    x = 22,312,002.10/5,369.15
  6. Step 6: Final answer
    x = 4,155.60

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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.