Home / 2,973.32-4,459.67-1,874.35

Finding the Fourth Proportional to 2,973.32, 4,459.67 and 1,874.35

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Solution

The fourth proportional to 2,973.32, 4,459.67 and 1,874.35 is: 2,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.32 : 4,459.67 = 1,874.35 : x
  2. Step 2: Convert to fraction form
    2,973.32/4,459.67 = 1,874.35/x
  3. Step 3: Cross multiply
    2,973.32x = 4,459.67 × 1,874.35
  4. Step 4: Simplify right side
    2,973.32x = 8,358,982.46
  5. Step 5: Solve for x
    x = 8,358,982.46/2,973.32
  6. Step 6: Final answer
    x = 2,811.33

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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.