Home / 9,283.91-12,805.35-5,745.02

Finding the Fourth Proportional to 9,283.91, 12,805.35 and 5,745.02

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Solution

The fourth proportional to 9,283.91, 12,805.35 and 5,745.02 is: 7,924.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.91 : 12,805.35 = 5,745.02 : x
  2. Step 2: Convert to fraction form
    9,283.91/12,805.35 = 5,745.02/x
  3. Step 3: Cross multiply
    9,283.91x = 12,805.35 × 5,745.02
  4. Step 4: Simplify right side
    9,283.91x = 73,566,991.86
  5. Step 5: Solve for x
    x = 73,566,991.86/9,283.91
  6. Step 6: Final answer
    x = 7,924.14

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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.