Home / 4,298.54-6,447.81-1,523.70

Finding the Fourth Proportional to 4,298.54, 6,447.81 and 1,523.70

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Solution

The fourth proportional to 4,298.54, 6,447.81 and 1,523.70 is: 2,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.54 : 6,447.81 = 1,523.70 : x
  2. Step 2: Convert to fraction form
    4,298.54/6,447.81 = 1,523.70/x
  3. Step 3: Cross multiply
    4,298.54x = 6,447.81 × 1,523.70
  4. Step 4: Simplify right side
    4,298.54x = 9,824,528.10
  5. Step 5: Solve for x
    x = 9,824,528.10/4,298.54
  6. Step 6: Final answer
    x = 2,285.55

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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.