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Finding the Fourth Proportional to 6,465.18, 8,922.03 and 6,241.67

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Solution

The fourth proportional to 6,465.18, 8,922.03 and 6,241.67 is: 8,613.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465.18 : 8,922.03 = 6,241.67 : x
  2. Step 2: Convert to fraction form
    6,465.18/8,922.03 = 6,241.67/x
  3. Step 3: Cross multiply
    6,465.18x = 8,922.03 × 6,241.67
  4. Step 4: Simplify right side
    6,465.18x = 55,688,322.38
  5. Step 5: Solve for x
    x = 55,688,322.38/6,465.18
  6. Step 6: Final answer
    x = 8,613.58

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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.