Home / 11,041.60-15,237.58-6,325.78

Finding the Fourth Proportional to 11,041.60, 15,237.58 and 6,325.78

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Solution

The fourth proportional to 11,041.60, 15,237.58 and 6,325.78 is: 8,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,041.60 : 15,237.58 = 6,325.78 : x
  2. Step 2: Convert to fraction form
    11,041.60/15,237.58 = 6,325.78/x
  3. Step 3: Cross multiply
    11,041.60x = 15,237.58 × 6,325.78
  4. Step 4: Simplify right side
    11,041.60x = 96,389,578.81
  5. Step 5: Solve for x
    x = 96,389,578.81/11,041.60
  6. Step 6: Final answer
    x = 8,729.67

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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.