Home / 9,395.28-12,965.88-5,203.24

Finding the Fourth Proportional to 9,395.28, 12,965.88 and 5,203.24

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Solution

The fourth proportional to 9,395.28, 12,965.88 and 5,203.24 is: 7,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395.28 : 12,965.88 = 5,203.24 : x
  2. Step 2: Convert to fraction form
    9,395.28/12,965.88 = 5,203.24/x
  3. Step 3: Cross multiply
    9,395.28x = 12,965.88 × 5,203.24
  4. Step 4: Simplify right side
    9,395.28x = 67,464,585.45
  5. Step 5: Solve for x
    x = 67,464,585.45/9,395.28
  6. Step 6: Final answer
    x = 7,180.69

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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.