Home / 9,009.81-13,516.01-2,770.35

Finding the Fourth Proportional to 9,009.81, 13,516.01 and 2,770.35

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Solution

The fourth proportional to 9,009.81, 13,516.01 and 2,770.35 is: 4,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.81 : 13,516.01 = 2,770.35 : x
  2. Step 2: Convert to fraction form
    9,009.81/13,516.01 = 2,770.35/x
  3. Step 3: Cross multiply
    9,009.81x = 13,516.01 × 2,770.35
  4. Step 4: Simplify right side
    9,009.81x = 37,444,085.23
  5. Step 5: Solve for x
    x = 37,444,085.23/9,009.81
  6. Step 6: Final answer
    x = 4,155.92

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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.