Home / 4,380.65-6,045.32-2,391.25

Finding the Fourth Proportional to 4,380.65, 6,045.32 and 2,391.25

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Solution

The fourth proportional to 4,380.65, 6,045.32 and 2,391.25 is: 3,299.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.65 : 6,045.32 = 2,391.25 : x
  2. Step 2: Convert to fraction form
    4,380.65/6,045.32 = 2,391.25/x
  3. Step 3: Cross multiply
    4,380.65x = 6,045.32 × 2,391.25
  4. Step 4: Simplify right side
    4,380.65x = 14,455,871.45
  5. Step 5: Solve for x
    x = 14,455,871.45/4,380.65
  6. Step 6: Final answer
    x = 3,299.94

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1.5x scale

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.