Home / 10,008.07-13,812.02-5,817.67

Finding the Fourth Proportional to 10,008.07, 13,812.02 and 5,817.67

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Solution

The fourth proportional to 10,008.07, 13,812.02 and 5,817.67 is: 8,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.07 : 13,812.02 = 5,817.67 : x
  2. Step 2: Convert to fraction form
    10,008.07/13,812.02 = 5,817.67/x
  3. Step 3: Cross multiply
    10,008.07x = 13,812.02 × 5,817.67
  4. Step 4: Simplify right side
    10,008.07x = 80,353,774.39
  5. Step 5: Solve for x
    x = 80,353,774.39/10,008.07
  6. Step 6: Final answer
    x = 8,028.90

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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.