Home / 5,303.72-7,318.58-3,066.31

Finding the Fourth Proportional to 5,303.72, 7,318.58 and 3,066.31

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Solution

The fourth proportional to 5,303.72, 7,318.58 and 3,066.31 is: 4,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.72 : 7,318.58 = 3,066.31 : x
  2. Step 2: Convert to fraction form
    5,303.72/7,318.58 = 3,066.31/x
  3. Step 3: Cross multiply
    5,303.72x = 7,318.58 × 3,066.31
  4. Step 4: Simplify right side
    5,303.72x = 22,441,035.04
  5. Step 5: Solve for x
    x = 22,441,035.04/5,303.72
  6. Step 6: Final answer
    x = 4,231.19

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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.