Home / 5,815.37-8,723.13-1,655.38

Finding the Fourth Proportional to 5,815.37, 8,723.13 and 1,655.38

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Solution

The fourth proportional to 5,815.37, 8,723.13 and 1,655.38 is: 2,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.37 : 8,723.13 = 1,655.38 : x
  2. Step 2: Convert to fraction form
    5,815.37/8,723.13 = 1,655.38/x
  3. Step 3: Cross multiply
    5,815.37x = 8,723.13 × 1,655.38
  4. Step 4: Simplify right side
    5,815.37x = 14,440,051.32
  5. Step 5: Solve for x
    x = 14,440,051.32/5,815.37
  6. Step 6: Final answer
    x = 2,483.08

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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.