Home / 5,302.18-7,319.64-3,313.84

Finding the Fourth Proportional to 5,302.18, 7,319.64 and 3,313.84

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Solution

The fourth proportional to 5,302.18, 7,319.64 and 3,313.84 is: 4,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.18 : 7,319.64 = 3,313.84 : x
  2. Step 2: Convert to fraction form
    5,302.18/7,319.64 = 3,313.84/x
  3. Step 3: Cross multiply
    5,302.18x = 7,319.64 × 3,313.84
  4. Step 4: Simplify right side
    5,302.18x = 24,256,115.82
  5. Step 5: Solve for x
    x = 24,256,115.82/5,302.18
  6. Step 6: Final answer
    x = 4,574.74

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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.