Home / 10,918.01-16,363.31-4,670.67

Finding the Fourth Proportional to 10,918.01, 16,363.31 and 4,670.67

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Solution

The fourth proportional to 10,918.01, 16,363.31 and 4,670.67 is: 7,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918.01 : 16,363.31 = 4,670.67 : x
  2. Step 2: Convert to fraction form
    10,918.01/16,363.31 = 4,670.67/x
  3. Step 3: Cross multiply
    10,918.01x = 16,363.31 × 4,670.67
  4. Step 4: Simplify right side
    10,918.01x = 76,427,597.76
  5. Step 5: Solve for x
    x = 76,427,597.76/10,918.01
  6. Step 6: Final answer
    x = 7,000.14

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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.