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Finding the Fourth Proportional to 5,955.63, 8,219.48 and 4,066.61

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Solution

The fourth proportional to 5,955.63, 8,219.48 and 4,066.61 is: 5,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.63 : 8,219.48 = 4,066.61 : x
  2. Step 2: Convert to fraction form
    5,955.63/8,219.48 = 4,066.61/x
  3. Step 3: Cross multiply
    5,955.63x = 8,219.48 × 4,066.61
  4. Step 4: Simplify right side
    5,955.63x = 33,425,358.13
  5. Step 5: Solve for x
    x = 33,425,358.13/5,955.63
  6. Step 6: Final answer
    x = 5,612.40

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Double scale
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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.