Home / 10,009.44-13,812.96-5,533.50

Finding the Fourth Proportional to 10,009.44, 13,812.96 and 5,533.50

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Solution

The fourth proportional to 10,009.44, 13,812.96 and 5,533.50 is: 7,636.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.44 : 13,812.96 = 5,533.50 : x
  2. Step 2: Convert to fraction form
    10,009.44/13,812.96 = 5,533.50/x
  3. Step 3: Cross multiply
    10,009.44x = 13,812.96 × 5,533.50
  4. Step 4: Simplify right side
    10,009.44x = 76,434,014.16
  5. Step 5: Solve for x
    x = 76,434,014.16/10,009.44
  6. Step 6: Final answer
    x = 7,636.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.