Home / 9,363.03-12,920.87-5,114.04

Finding the Fourth Proportional to 9,363.03, 12,920.87 and 5,114.04

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Solution

The fourth proportional to 9,363.03, 12,920.87 and 5,114.04 is: 7,057.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,363.03 : 12,920.87 = 5,114.04 : x
  2. Step 2: Convert to fraction form
    9,363.03/12,920.87 = 5,114.04/x
  3. Step 3: Cross multiply
    9,363.03x = 12,920.87 × 5,114.04
  4. Step 4: Simplify right side
    9,363.03x = 66,077,858.80
  5. Step 5: Solve for x
    x = 66,077,858.80/9,363.03
  6. Step 6: Final answer
    x = 7,057.32

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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.