Home / 9,312.12-12,850.77-5,063.22

Finding the Fourth Proportional to 9,312.12, 12,850.77 and 5,063.22

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Solution

The fourth proportional to 9,312.12, 12,850.77 and 5,063.22 is: 6,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.12 : 12,850.77 = 5,063.22 : x
  2. Step 2: Convert to fraction form
    9,312.12/12,850.77 = 5,063.22/x
  3. Step 3: Cross multiply
    9,312.12x = 12,850.77 × 5,063.22
  4. Step 4: Simplify right side
    9,312.12x = 65,066,275.68
  5. Step 5: Solve for x
    x = 65,066,275.68/9,312.12
  6. Step 6: Final answer
    x = 6,987.27

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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.