Home / 4,280.81-5,907.30-2,392.02

Finding the Fourth Proportional to 4,280.81, 5,907.30 and 2,392.02

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Solution

The fourth proportional to 4,280.81, 5,907.30 and 2,392.02 is: 3,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.81 : 5,907.30 = 2,392.02 : x
  2. Step 2: Convert to fraction form
    4,280.81/5,907.30 = 2,392.02/x
  3. Step 3: Cross multiply
    4,280.81x = 5,907.30 × 2,392.02
  4. Step 4: Simplify right side
    4,280.81x = 14,130,379.75
  5. Step 5: Solve for x
    x = 14,130,379.75/4,280.81
  6. Step 6: Final answer
    x = 3,300.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.