Home / 5,827.55-8,739.90-1,666.58

Finding the Fourth Proportional to 5,827.55, 8,739.90 and 1,666.58

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Solution

The fourth proportional to 5,827.55, 8,739.90 and 1,666.58 is: 2,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.55 : 8,739.90 = 1,666.58 : x
  2. Step 2: Convert to fraction form
    5,827.55/8,739.90 = 1,666.58/x
  3. Step 3: Cross multiply
    5,827.55x = 8,739.90 × 1,666.58
  4. Step 4: Simplify right side
    5,827.55x = 14,565,698.84
  5. Step 5: Solve for x
    x = 14,565,698.84/5,827.55
  6. Step 6: Final answer
    x = 2,499.46

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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.