Home / 4,431.47-6,648.76-2,956.60

Finding the Fourth Proportional to 4,431.47, 6,648.76 and 2,956.60

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Solution

The fourth proportional to 4,431.47, 6,648.76 and 2,956.60 is: 4,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.47 : 6,648.76 = 2,956.60 : x
  2. Step 2: Convert to fraction form
    4,431.47/6,648.76 = 2,956.60/x
  3. Step 3: Cross multiply
    4,431.47x = 6,648.76 × 2,956.60
  4. Step 4: Simplify right side
    4,431.47x = 19,657,690.57
  5. Step 5: Solve for x
    x = 19,657,690.57/4,431.47
  6. Step 6: Final answer
    x = 4,435.93

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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.