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Finding the Fourth Proportional to 8,775.59, 12,096.68 and 6,533.91

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Solution

The fourth proportional to 8,775.59, 12,096.68 and 6,533.91 is: 9,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.59 : 12,096.68 = 6,533.91 : x
  2. Step 2: Convert to fraction form
    8,775.59/12,096.68 = 6,533.91/x
  3. Step 3: Cross multiply
    8,775.59x = 12,096.68 × 6,533.91
  4. Step 4: Simplify right side
    8,775.59x = 79,038,585.75
  5. Step 5: Solve for x
    x = 79,038,585.75/8,775.59
  6. Step 6: Final answer
    x = 9,006.65

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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.