Home / 8,795.30-12,133.85-6,433.34

Finding the Fourth Proportional to 8,795.30, 12,133.85 and 6,433.34

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Solution

The fourth proportional to 8,795.30, 12,133.85 and 6,433.34 is: 8,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.30 : 12,133.85 = 6,433.34 : x
  2. Step 2: Convert to fraction form
    8,795.30/12,133.85 = 6,433.34/x
  3. Step 3: Cross multiply
    8,795.30x = 12,133.85 × 6,433.34
  4. Step 4: Simplify right side
    8,795.30x = 78,061,089.72
  5. Step 5: Solve for x
    x = 78,061,089.72/8,795.30
  6. Step 6: Final answer
    x = 8,875.32

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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.