Home / 6,575.36-9,074.28-3,887.36

Finding the Fourth Proportional to 6,575.36, 9,074.28 and 3,887.36

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Solution

The fourth proportional to 6,575.36, 9,074.28 and 3,887.36 is: 5,364.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.36 : 9,074.28 = 3,887.36 : x
  2. Step 2: Convert to fraction form
    6,575.36/9,074.28 = 3,887.36/x
  3. Step 3: Cross multiply
    6,575.36x = 9,074.28 × 3,887.36
  4. Step 4: Simplify right side
    6,575.36x = 35,274,993.10
  5. Step 5: Solve for x
    x = 35,274,993.10/6,575.36
  6. Step 6: Final answer
    x = 5,364.72

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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.