Home / 10,246.14-14,143.95-6,666.21

Finding the Fourth Proportional to 10,246.14, 14,143.95 and 6,666.21

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Solution

The fourth proportional to 10,246.14, 14,143.95 and 6,666.21 is: 9,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.14 : 14,143.95 = 6,666.21 : x
  2. Step 2: Convert to fraction form
    10,246.14/14,143.95 = 6,666.21/x
  3. Step 3: Cross multiply
    10,246.14x = 14,143.95 × 6,666.21
  4. Step 4: Simplify right side
    10,246.14x = 94,286,540.93
  5. Step 5: Solve for x
    x = 94,286,540.93/10,246.14
  6. Step 6: Final answer
    x = 9,202.15

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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.