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Finding the Fourth Proportional to 8,563.01, 12,826.58 and 6,888.08

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Solution

The fourth proportional to 8,563.01, 12,826.58 and 6,888.08 is: 10,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.01 : 12,826.58 = 6,888.08 : x
  2. Step 2: Convert to fraction form
    8,563.01/12,826.58 = 6,888.08/x
  3. Step 3: Cross multiply
    8,563.01x = 12,826.58 × 6,888.08
  4. Step 4: Simplify right side
    8,563.01x = 88,350,506.79
  5. Step 5: Solve for x
    x = 88,350,506.79/8,563.01
  6. Step 6: Final answer
    x = 10,317.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.