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Finding the Fourth Proportional to 8,595.84, 11,868.96 and 6,603.24

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Solution

The fourth proportional to 8,595.84, 11,868.96 and 6,603.24 is: 9,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.84 : 11,868.96 = 6,603.24 : x
  2. Step 2: Convert to fraction form
    8,595.84/11,868.96 = 6,603.24/x
  3. Step 3: Cross multiply
    8,595.84x = 11,868.96 × 6,603.24
  4. Step 4: Simplify right side
    8,595.84x = 78,373,591.43
  5. Step 5: Solve for x
    x = 78,373,591.43/8,595.84
  6. Step 6: Final answer
    x = 9,117.62

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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.