Home / 4,868.64-7,302.88-1,581.60

Finding the Fourth Proportional to 4,868.64, 7,302.88 and 1,581.60

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Solution

The fourth proportional to 4,868.64, 7,302.88 and 1,581.60 is: 2,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.64 : 7,302.88 = 1,581.60 : x
  2. Step 2: Convert to fraction form
    4,868.64/7,302.88 = 1,581.60/x
  3. Step 3: Cross multiply
    4,868.64x = 7,302.88 × 1,581.60
  4. Step 4: Simplify right side
    4,868.64x = 11,550,235.01
  5. Step 5: Solve for x
    x = 11,550,235.01/4,868.64
  6. Step 6: Final answer
    x = 2,372.37

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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.