Home / 10,237.35-15,386.32-8,493.67

Finding the Fourth Proportional to 10,237.35, 15,386.32 and 8,493.67

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Solution

The fourth proportional to 10,237.35, 15,386.32 and 8,493.67 is: 12,765.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.35 : 15,386.32 = 8,493.67 : x
  2. Step 2: Convert to fraction form
    10,237.35/15,386.32 = 8,493.67/x
  3. Step 3: Cross multiply
    10,237.35x = 15,386.32 × 8,493.67
  4. Step 4: Simplify right side
    10,237.35x = 130,686,247.66
  5. Step 5: Solve for x
    x = 130,686,247.66/10,237.35
  6. Step 6: Final answer
    x = 12,765.63

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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.