Home / 6,402.28-8,835.12-3,569.62

Finding the Fourth Proportional to 6,402.28, 8,835.12 and 3,569.62

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Solution

The fourth proportional to 6,402.28, 8,835.12 and 3,569.62 is: 4,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402.28 : 8,835.12 = 3,569.62 : x
  2. Step 2: Convert to fraction form
    6,402.28/8,835.12 = 3,569.62/x
  3. Step 3: Cross multiply
    6,402.28x = 8,835.12 × 3,569.62
  4. Step 4: Simplify right side
    6,402.28x = 31,538,021.05
  5. Step 5: Solve for x
    x = 31,538,021.05/6,402.28
  6. Step 6: Final answer
    x = 4,926.06

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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.