Home / 4,887.03-7,328.71-2,113.49

Finding the Fourth Proportional to 4,887.03, 7,328.71 and 2,113.49

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Solution

The fourth proportional to 4,887.03, 7,328.71 and 2,113.49 is: 3,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.03 : 7,328.71 = 2,113.49 : x
  2. Step 2: Convert to fraction form
    4,887.03/7,328.71 = 2,113.49/x
  3. Step 3: Cross multiply
    4,887.03x = 7,328.71 × 2,113.49
  4. Step 4: Simplify right side
    4,887.03x = 15,489,176.26
  5. Step 5: Solve for x
    x = 15,489,176.26/4,887.03
  6. Step 6: Final answer
    x = 3,169.44

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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.