Home / 9,341.77-12,891.63-5,150.02

Finding the Fourth Proportional to 9,341.77, 12,891.63 and 5,150.02

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Solution

The fourth proportional to 9,341.77, 12,891.63 and 5,150.02 is: 7,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341.77 : 12,891.63 = 5,150.02 : x
  2. Step 2: Convert to fraction form
    9,341.77/12,891.63 = 5,150.02/x
  3. Step 3: Cross multiply
    9,341.77x = 12,891.63 × 5,150.02
  4. Step 4: Simplify right side
    9,341.77x = 66,392,152.33
  5. Step 5: Solve for x
    x = 66,392,152.33/9,341.77
  6. Step 6: Final answer
    x = 7,107.02

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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.