Home / 4,280.39-5,907.53-2,511.99

Finding the Fourth Proportional to 4,280.39, 5,907.53 and 2,511.99

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Solution

The fourth proportional to 4,280.39, 5,907.53 and 2,511.99 is: 3,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.39 : 5,907.53 = 2,511.99 : x
  2. Step 2: Convert to fraction form
    4,280.39/5,907.53 = 2,511.99/x
  3. Step 3: Cross multiply
    4,280.39x = 5,907.53 × 2,511.99
  4. Step 4: Simplify right side
    4,280.39x = 14,839,643.72
  5. Step 5: Solve for x
    x = 14,839,643.72/4,280.39
  6. Step 6: Final answer
    x = 3,466.89

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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.