Home / 10,246.06-14,143.92-6,890.81

Finding the Fourth Proportional to 10,246.06, 14,143.92 and 6,890.81

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Solution

The fourth proportional to 10,246.06, 14,143.92 and 6,890.81 is: 9,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.06 : 14,143.92 = 6,890.81 : x
  2. Step 2: Convert to fraction form
    10,246.06/14,143.92 = 6,890.81/x
  3. Step 3: Cross multiply
    10,246.06x = 14,143.92 × 6,890.81
  4. Step 4: Simplify right side
    10,246.06x = 97,463,065.38
  5. Step 5: Solve for x
    x = 97,463,065.38/10,246.06
  6. Step 6: Final answer
    x = 9,512.25

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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.