Home / 5,827.36-8,739.58-1,667.40

Finding the Fourth Proportional to 5,827.36, 8,739.58 and 1,667.40

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Solution

The fourth proportional to 5,827.36, 8,739.58 and 1,667.40 is: 2,500.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.36 : 8,739.58 = 1,667.40 : x
  2. Step 2: Convert to fraction form
    5,827.36/8,739.58 = 1,667.40/x
  3. Step 3: Cross multiply
    5,827.36x = 8,739.58 × 1,667.40
  4. Step 4: Simplify right side
    5,827.36x = 14,572,375.69
  5. Step 5: Solve for x
    x = 14,572,375.69/5,827.36
  6. Step 6: Final answer
    x = 2,500.68

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1.5x scale

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.