Home / 10,631.16-14,673.42-6,898.68

Finding the Fourth Proportional to 10,631.16, 14,673.42 and 6,898.68

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Solution

The fourth proportional to 10,631.16, 14,673.42 and 6,898.68 is: 9,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.16 : 14,673.42 = 6,898.68 : x
  2. Step 2: Convert to fraction form
    10,631.16/14,673.42 = 6,898.68/x
  3. Step 3: Cross multiply
    10,631.16x = 14,673.42 × 6,898.68
  4. Step 4: Simplify right side
    10,631.16x = 101,227,229.09
  5. Step 5: Solve for x
    x = 101,227,229.09/10,631.16
  6. Step 6: Final answer
    x = 9,521.75

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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.