Home / 10,612.81-15,914.86-4,609.27

Finding the Fourth Proportional to 10,612.81, 15,914.86 and 4,609.27

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Solution

The fourth proportional to 10,612.81, 15,914.86 and 4,609.27 is: 6,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.81 : 15,914.86 = 4,609.27 : x
  2. Step 2: Convert to fraction form
    10,612.81/15,914.86 = 4,609.27/x
  3. Step 3: Cross multiply
    10,612.81x = 15,914.86 × 4,609.27
  4. Step 4: Simplify right side
    10,612.81x = 73,355,886.75
  5. Step 5: Solve for x
    x = 73,355,886.75/10,612.81
  6. Step 6: Final answer
    x = 6,912.01

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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.