Home / 4,148.61-5,725.49-3,098.85

Finding the Fourth Proportional to 4,148.61, 5,725.49 and 3,098.85

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Solution

The fourth proportional to 4,148.61, 5,725.49 and 3,098.85 is: 4,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.61 : 5,725.49 = 3,098.85 : x
  2. Step 2: Convert to fraction form
    4,148.61/5,725.49 = 3,098.85/x
  3. Step 3: Cross multiply
    4,148.61x = 5,725.49 × 3,098.85
  4. Step 4: Simplify right side
    4,148.61x = 17,742,434.69
  5. Step 5: Solve for x
    x = 17,742,434.69/4,148.61
  6. Step 6: Final answer
    x = 4,276.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.