Home / 2,176.40-3,264.60-1,848.35

Finding the Fourth Proportional to 2,176.40, 3,264.60 and 1,848.35

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Solution

The fourth proportional to 2,176.40, 3,264.60 and 1,848.35 is: 2,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.40 : 3,264.60 = 1,848.35 : x
  2. Step 2: Convert to fraction form
    2,176.40/3,264.60 = 1,848.35/x
  3. Step 3: Cross multiply
    2,176.40x = 3,264.60 × 1,848.35
  4. Step 4: Simplify right side
    2,176.40x = 6,034,123.41
  5. Step 5: Solve for x
    x = 6,034,123.41/2,176.40
  6. Step 6: Final answer
    x = 2,772.53

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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.