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Finding the Fourth Proportional to 9,056.67, 12,485.13 and 6,359.67

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Solution

The fourth proportional to 9,056.67, 12,485.13 and 6,359.67 is: 8,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056.67 : 12,485.13 = 6,359.67 : x
  2. Step 2: Convert to fraction form
    9,056.67/12,485.13 = 6,359.67/x
  3. Step 3: Cross multiply
    9,056.67x = 12,485.13 × 6,359.67
  4. Step 4: Simplify right side
    9,056.67x = 79,401,306.71
  5. Step 5: Solve for x
    x = 79,401,306.71/9,056.67
  6. Step 6: Final answer
    x = 8,767.16

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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.