Home / 11,465.28-15,825.36-6,752.29

Finding the Fourth Proportional to 11,465.28, 15,825.36 and 6,752.29

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Solution

The fourth proportional to 11,465.28, 15,825.36 and 6,752.29 is: 9,320.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.28 : 15,825.36 = 6,752.29 : x
  2. Step 2: Convert to fraction form
    11,465.28/15,825.36 = 6,752.29/x
  3. Step 3: Cross multiply
    11,465.28x = 15,825.36 × 6,752.29
  4. Step 4: Simplify right side
    11,465.28x = 106,857,420.07
  5. Step 5: Solve for x
    x = 106,857,420.07/11,465.28
  6. Step 6: Final answer
    x = 9,320.09

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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.