Home / 2,973.96-4,459.61-1,587.03

Finding the Fourth Proportional to 2,973.96, 4,459.61 and 1,587.03

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Solution

The fourth proportional to 2,973.96, 4,459.61 and 1,587.03 is: 2,379.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.96 : 4,459.61 = 1,587.03 : x
  2. Step 2: Convert to fraction form
    2,973.96/4,459.61 = 1,587.03/x
  3. Step 3: Cross multiply
    2,973.96x = 4,459.61 × 1,587.03
  4. Step 4: Simplify right side
    2,973.96x = 7,077,526.92
  5. Step 5: Solve for x
    x = 7,077,526.92/2,973.96
  6. Step 6: Final answer
    x = 2,379.83

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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.