Home / 5,905.76-8,852.40-1,956

Finding the Fourth Proportional to 5,905.76, 8,852.40 and 1,956

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Solution

The fourth proportional to 5,905.76, 8,852.40 and 1,956 is: 2,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.76 : 8,852.40 = 1,956 : x
  2. Step 2: Convert to fraction form
    5,905.76/8,852.40 = 1,956/x
  3. Step 3: Cross multiply
    5,905.76x = 8,852.40 × 1,956
  4. Step 4: Simplify right side
    5,905.76x = 17,315,294.40
  5. Step 5: Solve for x
    x = 17,315,294.40/5,905.76
  6. Step 6: Final answer
    x = 2,931.93

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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.