Home / 10,395.32-15,592.84-3,818.96

Finding the Fourth Proportional to 10,395.32, 15,592.84 and 3,818.96

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Solution

The fourth proportional to 10,395.32, 15,592.84 and 3,818.96 is: 5,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.32 : 15,592.84 = 3,818.96 : x
  2. Step 2: Convert to fraction form
    10,395.32/15,592.84 = 3,818.96/x
  3. Step 3: Cross multiply
    10,395.32x = 15,592.84 × 3,818.96
  4. Step 4: Simplify right side
    10,395.32x = 59,548,432.25
  5. Step 5: Solve for x
    x = 59,548,432.25/10,395.32
  6. Step 6: Final answer
    x = 5,728.39

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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.