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Finding the Fourth Proportional to 5,662.13, 8,455.07 and 4,624.19

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Solution

The fourth proportional to 5,662.13, 8,455.07 and 4,624.19 is: 6,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.13 : 8,455.07 = 4,624.19 : x
  2. Step 2: Convert to fraction form
    5,662.13/8,455.07 = 4,624.19/x
  3. Step 3: Cross multiply
    5,662.13x = 8,455.07 × 4,624.19
  4. Step 4: Simplify right side
    5,662.13x = 39,097,848.16
  5. Step 5: Solve for x
    x = 39,097,848.16/5,662.13
  6. Step 6: Final answer
    x = 6,905.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.