Home / 10,408.16-14,363.54-5,692.36

Finding the Fourth Proportional to 10,408.16, 14,363.54 and 5,692.36

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Solution

The fourth proportional to 10,408.16, 14,363.54 and 5,692.36 is: 7,855.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.16 : 14,363.54 = 5,692.36 : x
  2. Step 2: Convert to fraction form
    10,408.16/14,363.54 = 5,692.36/x
  3. Step 3: Cross multiply
    10,408.16x = 14,363.54 × 5,692.36
  4. Step 4: Simplify right side
    10,408.16x = 81,762,440.55
  5. Step 5: Solve for x
    x = 81,762,440.55/10,408.16
  6. Step 6: Final answer
    x = 7,855.61

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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.