Home / 9,325.72-12,865.80-6,492.34

Finding the Fourth Proportional to 9,325.72, 12,865.80 and 6,492.34

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Solution

The fourth proportional to 9,325.72, 12,865.80 and 6,492.34 is: 8,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.72 : 12,865.80 = 6,492.34 : x
  2. Step 2: Convert to fraction form
    9,325.72/12,865.80 = 6,492.34/x
  3. Step 3: Cross multiply
    9,325.72x = 12,865.80 × 6,492.34
  4. Step 4: Simplify right side
    9,325.72x = 83,529,147.97
  5. Step 5: Solve for x
    x = 83,529,147.97/9,325.72
  6. Step 6: Final answer
    x = 8,956.86

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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.