Home / 10,188.12-14,063.92-6,210.66

Finding the Fourth Proportional to 10,188.12, 14,063.92 and 6,210.66

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Solution

The fourth proportional to 10,188.12, 14,063.92 and 6,210.66 is: 8,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.12 : 14,063.92 = 6,210.66 : x
  2. Step 2: Convert to fraction form
    10,188.12/14,063.92 = 6,210.66/x
  3. Step 3: Cross multiply
    10,188.12x = 14,063.92 × 6,210.66
  4. Step 4: Simplify right side
    10,188.12x = 87,346,225.39
  5. Step 5: Solve for x
    x = 87,346,225.39/10,188.12
  6. Step 6: Final answer
    x = 8,573.34

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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.