Home / 5,302.81-7,319.19-3,066.09

Finding the Fourth Proportional to 5,302.81, 7,319.19 and 3,066.09

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Solution

The fourth proportional to 5,302.81, 7,319.19 and 3,066.09 is: 4,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.81 : 7,319.19 = 3,066.09 : x
  2. Step 2: Convert to fraction form
    5,302.81/7,319.19 = 3,066.09/x
  3. Step 3: Cross multiply
    5,302.81x = 7,319.19 × 3,066.09
  4. Step 4: Simplify right side
    5,302.81x = 22,441,279.32
  5. Step 5: Solve for x
    x = 22,441,279.32/5,302.81
  6. Step 6: Final answer
    x = 4,231.96

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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.