Home / 9,123.30-13,676.70-6,351.30

Finding the Fourth Proportional to 9,123.30, 13,676.70 and 6,351.30

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Solution

The fourth proportional to 9,123.30, 13,676.70 and 6,351.30 is: 9,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123.30 : 13,676.70 = 6,351.30 : x
  2. Step 2: Convert to fraction form
    9,123.30/13,676.70 = 6,351.30/x
  3. Step 3: Cross multiply
    9,123.30x = 13,676.70 × 6,351.30
  4. Step 4: Simplify right side
    9,123.30x = 86,864,824.71
  5. Step 5: Solve for x
    x = 86,864,824.71/9,123.30
  6. Step 6: Final answer
    x = 9,521.21

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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.