Home / 9,228.08-12,728.04-5,867.84

Finding the Fourth Proportional to 9,228.08, 12,728.04 and 5,867.84

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Solution

The fourth proportional to 9,228.08, 12,728.04 and 5,867.84 is: 8,093.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.08 : 12,728.04 = 5,867.84 : x
  2. Step 2: Convert to fraction form
    9,228.08/12,728.04 = 5,867.84/x
  3. Step 3: Cross multiply
    9,228.08x = 12,728.04 × 5,867.84
  4. Step 4: Simplify right side
    9,228.08x = 74,686,102.23
  5. Step 5: Solve for x
    x = 74,686,102.23/9,228.08
  6. Step 6: Final answer
    x = 8,093.35

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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.