Home / 9,555.12-14,333.40-6,215.76

Finding the Fourth Proportional to 9,555.12, 14,333.40 and 6,215.76

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Solution

The fourth proportional to 9,555.12, 14,333.40 and 6,215.76 is: 9,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.12 : 14,333.40 = 6,215.76 : x
  2. Step 2: Convert to fraction form
    9,555.12/14,333.40 = 6,215.76/x
  3. Step 3: Cross multiply
    9,555.12x = 14,333.40 × 6,215.76
  4. Step 4: Simplify right side
    9,555.12x = 89,092,974.38
  5. Step 5: Solve for x
    x = 89,092,974.38/9,555.12
  6. Step 6: Final answer
    x = 9,324.11

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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.