Home / 10,189.16-14,063.54-6,212.46

Finding the Fourth Proportional to 10,189.16, 14,063.54 and 6,212.46

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Solution

The fourth proportional to 10,189.16, 14,063.54 and 6,212.46 is: 8,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189.16 : 14,063.54 = 6,212.46 : x
  2. Step 2: Convert to fraction form
    10,189.16/14,063.54 = 6,212.46/x
  3. Step 3: Cross multiply
    10,189.16x = 14,063.54 × 6,212.46
  4. Step 4: Simplify right side
    10,189.16x = 87,369,148.65
  5. Step 5: Solve for x
    x = 87,369,148.65/10,189.16
  6. Step 6: Final answer
    x = 8,574.72

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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.