Home / 5,679.36-8,523.54-2,394.72

Finding the Fourth Proportional to 5,679.36, 8,523.54 and 2,394.72

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Solution

The fourth proportional to 5,679.36, 8,523.54 and 2,394.72 is: 3,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.36 : 8,523.54 = 2,394.72 : x
  2. Step 2: Convert to fraction form
    5,679.36/8,523.54 = 2,394.72/x
  3. Step 3: Cross multiply
    5,679.36x = 8,523.54 × 2,394.72
  4. Step 4: Simplify right side
    5,679.36x = 20,411,491.71
  5. Step 5: Solve for x
    x = 20,411,491.71/5,679.36
  6. Step 6: Final answer
    x = 3,593.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.