Home / 10,008.36-13,812.25-5,532.01

Finding the Fourth Proportional to 10,008.36, 13,812.25 and 5,532.01

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Solution

The fourth proportional to 10,008.36, 13,812.25 and 5,532.01 is: 7,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.36 : 13,812.25 = 5,532.01 : x
  2. Step 2: Convert to fraction form
    10,008.36/13,812.25 = 5,532.01/x
  3. Step 3: Cross multiply
    10,008.36x = 13,812.25 × 5,532.01
  4. Step 4: Simplify right side
    10,008.36x = 76,409,505.12
  5. Step 5: Solve for x
    x = 76,409,505.12/10,008.36
  6. Step 6: Final answer
    x = 7,634.57

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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.