Home / 11,001.40-16,502.10-3,606.10

Finding the Fourth Proportional to 11,001.40, 16,502.10 and 3,606.10

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Solution

The fourth proportional to 11,001.40, 16,502.10 and 3,606.10 is: 5,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.40 : 16,502.10 = 3,606.10 : x
  2. Step 2: Convert to fraction form
    11,001.40/16,502.10 = 3,606.10/x
  3. Step 3: Cross multiply
    11,001.40x = 16,502.10 × 3,606.10
  4. Step 4: Simplify right side
    11,001.40x = 59,508,222.81
  5. Step 5: Solve for x
    x = 59,508,222.81/11,001.40
  6. Step 6: Final answer
    x = 5,409.15

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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.