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Finding the Fourth Proportional to 6,465.72, 8,926.08 and 4,352.36

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Solution

The fourth proportional to 6,465.72, 8,926.08 and 4,352.36 is: 6,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465.72 : 8,926.08 = 4,352.36 : x
  2. Step 2: Convert to fraction form
    6,465.72/8,926.08 = 4,352.36/x
  3. Step 3: Cross multiply
    6,465.72x = 8,926.08 × 4,352.36
  4. Step 4: Simplify right side
    6,465.72x = 38,849,513.55
  5. Step 5: Solve for x
    x = 38,849,513.55/6,465.72
  6. Step 6: Final answer
    x = 6,008.54

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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.