Home / 3,265.68-4,898.88-1,415.52

Finding the Fourth Proportional to 3,265.68, 4,898.88 and 1,415.52

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Solution

The fourth proportional to 3,265.68, 4,898.88 and 1,415.52 is: 2,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.68 : 4,898.88 = 1,415.52 : x
  2. Step 2: Convert to fraction form
    3,265.68/4,898.88 = 1,415.52/x
  3. Step 3: Cross multiply
    3,265.68x = 4,898.88 × 1,415.52
  4. Step 4: Simplify right side
    3,265.68x = 6,934,462.62
  5. Step 5: Solve for x
    x = 6,934,462.62/3,265.68
  6. Step 6: Final answer
    x = 2,123.44

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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.