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Finding the Fourth Proportional to 6,482.72, 9,709.44 and 4,543.56

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Solution

The fourth proportional to 6,482.72, 9,709.44 and 4,543.56 is: 6,805.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,482.72 : 9,709.44 = 4,543.56 : x
  2. Step 2: Convert to fraction form
    6,482.72/9,709.44 = 4,543.56/x
  3. Step 3: Cross multiply
    6,482.72x = 9,709.44 × 4,543.56
  4. Step 4: Simplify right side
    6,482.72x = 44,115,423.21
  5. Step 5: Solve for x
    x = 44,115,423.21/6,482.72
  6. Step 6: Final answer
    x = 6,805.08

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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.