Home / 10,353.12-14,292.12-6,102.84

Finding the Fourth Proportional to 10,353.12, 14,292.12 and 6,102.84

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Solution

The fourth proportional to 10,353.12, 14,292.12 and 6,102.84 is: 8,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.12 : 14,292.12 = 6,102.84 : x
  2. Step 2: Convert to fraction form
    10,353.12/14,292.12 = 6,102.84/x
  3. Step 3: Cross multiply
    10,353.12x = 14,292.12 × 6,102.84
  4. Step 4: Simplify right side
    10,353.12x = 87,222,521.62
  5. Step 5: Solve for x
    x = 87,222,521.62/10,353.12
  6. Step 6: Final answer
    x = 8,424.76

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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.