Home / 9,455.79-14,185.23-2,880.44

Finding the Fourth Proportional to 9,455.79, 14,185.23 and 2,880.44

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Solution

The fourth proportional to 9,455.79, 14,185.23 and 2,880.44 is: 4,321.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.79 : 14,185.23 = 2,880.44 : x
  2. Step 2: Convert to fraction form
    9,455.79/14,185.23 = 2,880.44/x
  3. Step 3: Cross multiply
    9,455.79x = 14,185.23 × 2,880.44
  4. Step 4: Simplify right side
    9,455.79x = 40,859,703.90
  5. Step 5: Solve for x
    x = 40,859,703.90/9,455.79
  6. Step 6: Final answer
    x = 4,321.13

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1.5x scale

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.