Home / 4,312.97-6,459.73-3,020.21

Finding the Fourth Proportional to 4,312.97, 6,459.73 and 3,020.21

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Solution

The fourth proportional to 4,312.97, 6,459.73 and 3,020.21 is: 4,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.97 : 6,459.73 = 3,020.21 : x
  2. Step 2: Convert to fraction form
    4,312.97/6,459.73 = 3,020.21/x
  3. Step 3: Cross multiply
    4,312.97x = 6,459.73 × 3,020.21
  4. Step 4: Simplify right side
    4,312.97x = 19,509,741.14
  5. Step 5: Solve for x
    x = 19,509,741.14/4,312.97
  6. Step 6: Final answer
    x = 4,523.50

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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.