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Finding the Fourth Proportional to 4,298.68, 6,448.68 and 1,833.50

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Solution

The fourth proportional to 4,298.68, 6,448.68 and 1,833.50 is: 2,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.68 : 6,448.68 = 1,833.50 : x
  2. Step 2: Convert to fraction form
    4,298.68/6,448.68 = 1,833.50/x
  3. Step 3: Cross multiply
    4,298.68x = 6,448.68 × 1,833.50
  4. Step 4: Simplify right side
    4,298.68x = 11,823,654.78
  5. Step 5: Solve for x
    x = 11,823,654.78/4,298.68
  6. Step 6: Final answer
    x = 2,750.53

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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.