Home / 4,280.71-5,907.12-2,488.05

Finding the Fourth Proportional to 4,280.71, 5,907.12 and 2,488.05

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Solution

The fourth proportional to 4,280.71, 5,907.12 and 2,488.05 is: 3,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.71 : 5,907.12 = 2,488.05 : x
  2. Step 2: Convert to fraction form
    4,280.71/5,907.12 = 2,488.05/x
  3. Step 3: Cross multiply
    4,280.71x = 5,907.12 × 2,488.05
  4. Step 4: Simplify right side
    4,280.71x = 14,697,237.75
  5. Step 5: Solve for x
    x = 14,697,237.75/4,280.71
  6. Step 6: Final answer
    x = 3,433.36

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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.