Home / 4,280.42-5,907.76-2,488.14

Finding the Fourth Proportional to 4,280.42, 5,907.76 and 2,488.14

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Solution

The fourth proportional to 4,280.42, 5,907.76 and 2,488.14 is: 3,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.42 : 5,907.76 = 2,488.14 : x
  2. Step 2: Convert to fraction form
    4,280.42/5,907.76 = 2,488.14/x
  3. Step 3: Cross multiply
    4,280.42x = 5,907.76 × 2,488.14
  4. Step 4: Simplify right side
    4,280.42x = 14,699,336.30
  5. Step 5: Solve for x
    x = 14,699,336.30/4,280.42
  6. Step 6: Final answer
    x = 3,434.09

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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.