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Finding the Fourth Proportional to 6,612.35, 9,895.35 and 4,740.30

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Solution

The fourth proportional to 6,612.35, 9,895.35 and 4,740.30 is: 7,093.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.35 : 9,895.35 = 4,740.30 : x
  2. Step 2: Convert to fraction form
    6,612.35/9,895.35 = 4,740.30/x
  3. Step 3: Cross multiply
    6,612.35x = 9,895.35 × 4,740.30
  4. Step 4: Simplify right side
    6,612.35x = 46,906,952.63
  5. Step 5: Solve for x
    x = 46,906,952.63/6,612.35
  6. Step 6: Final answer
    x = 7,093.84

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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.