Home / 10,200.36-14,063.58-6,657.96

Finding the Fourth Proportional to 10,200.36, 14,063.58 and 6,657.96

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Solution

The fourth proportional to 10,200.36, 14,063.58 and 6,657.96 is: 9,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.36 : 14,063.58 = 6,657.96 : x
  2. Step 2: Convert to fraction form
    10,200.36/14,063.58 = 6,657.96/x
  3. Step 3: Cross multiply
    10,200.36x = 14,063.58 × 6,657.96
  4. Step 4: Simplify right side
    10,200.36x = 93,634,753.10
  5. Step 5: Solve for x
    x = 93,634,753.10/10,200.36
  6. Step 6: Final answer
    x = 9,179.55

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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.