Home / 3,085.52-4,630.33-2,880.49

Finding the Fourth Proportional to 3,085.52, 4,630.33 and 2,880.49

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Solution

The fourth proportional to 3,085.52, 4,630.33 and 2,880.49 is: 4,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.52 : 4,630.33 = 2,880.49 : x
  2. Step 2: Convert to fraction form
    3,085.52/4,630.33 = 2,880.49/x
  3. Step 3: Cross multiply
    3,085.52x = 4,630.33 × 2,880.49
  4. Step 4: Simplify right side
    3,085.52x = 13,337,619.26
  5. Step 5: Solve for x
    x = 13,337,619.26/3,085.52
  6. Step 6: Final answer
    x = 4,322.65

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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.