Home / 4,312.47-6,458.99-3,019.71

Finding the Fourth Proportional to 4,312.47, 6,458.99 and 3,019.71

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Solution

The fourth proportional to 4,312.47, 6,458.99 and 3,019.71 is: 4,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.47 : 6,458.99 = 3,019.71 : x
  2. Step 2: Convert to fraction form
    4,312.47/6,458.99 = 3,019.71/x
  3. Step 3: Cross multiply
    4,312.47x = 6,458.99 × 3,019.71
  4. Step 4: Simplify right side
    4,312.47x = 19,504,261.59
  5. Step 5: Solve for x
    x = 19,504,261.59/4,312.47
  6. Step 6: Final answer
    x = 4,522.76

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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.