Home / 4,319.12-5,960.12-2,431.01

Finding the Fourth Proportional to 4,319.12, 5,960.12 and 2,431.01

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Solution

The fourth proportional to 4,319.12, 5,960.12 and 2,431.01 is: 3,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.12 : 5,960.12 = 2,431.01 : x
  2. Step 2: Convert to fraction form
    4,319.12/5,960.12 = 2,431.01/x
  3. Step 3: Cross multiply
    4,319.12x = 5,960.12 × 2,431.01
  4. Step 4: Simplify right side
    4,319.12x = 14,489,114.07
  5. Step 5: Solve for x
    x = 14,489,114.07/4,319.12
  6. Step 6: Final answer
    x = 3,354.64

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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.