Home / 3,002.80-4,506.36-1,056.64

Finding the Fourth Proportional to 3,002.80, 4,506.36 and 1,056.64

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Solution

The fourth proportional to 3,002.80, 4,506.36 and 1,056.64 is: 1,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.80 : 4,506.36 = 1,056.64 : x
  2. Step 2: Convert to fraction form
    3,002.80/4,506.36 = 1,056.64/x
  3. Step 3: Cross multiply
    3,002.80x = 4,506.36 × 1,056.64
  4. Step 4: Simplify right side
    3,002.80x = 4,761,600.23
  5. Step 5: Solve for x
    x = 4,761,600.23/3,002.80
  6. Step 6: Final answer
    x = 1,585.72

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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.