Home / 9,509.49-14,251.68-6,885.81

Finding the Fourth Proportional to 9,509.49, 14,251.68 and 6,885.81

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Solution

The fourth proportional to 9,509.49, 14,251.68 and 6,885.81 is: 10,319.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509.49 : 14,251.68 = 6,885.81 : x
  2. Step 2: Convert to fraction form
    9,509.49/14,251.68 = 6,885.81/x
  3. Step 3: Cross multiply
    9,509.49x = 14,251.68 × 6,885.81
  4. Step 4: Simplify right side
    9,509.49x = 98,134,360.66
  5. Step 5: Solve for x
    x = 98,134,360.66/9,509.49
  6. Step 6: Final answer
    x = 10,319.62

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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.