Home / 10,913.73-16,370.69-5,980.67

Finding the Fourth Proportional to 10,913.73, 16,370.69 and 5,980.67

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Solution

The fourth proportional to 10,913.73, 16,370.69 and 5,980.67 is: 8,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.73 : 16,370.69 = 5,980.67 : x
  2. Step 2: Convert to fraction form
    10,913.73/16,370.69 = 5,980.67/x
  3. Step 3: Cross multiply
    10,913.73x = 16,370.69 × 5,980.67
  4. Step 4: Simplify right side
    10,913.73x = 97,907,644.20
  5. Step 5: Solve for x
    x = 97,907,644.20/10,913.73
  6. Step 6: Final answer
    x = 8,971.06

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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.