Home / 11,615.04-16,026.39-7,074.67

Finding the Fourth Proportional to 11,615.04, 16,026.39 and 7,074.67

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Solution

The fourth proportional to 11,615.04, 16,026.39 and 7,074.67 is: 9,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.04 : 16,026.39 = 7,074.67 : x
  2. Step 2: Convert to fraction form
    11,615.04/16,026.39 = 7,074.67/x
  3. Step 3: Cross multiply
    11,615.04x = 16,026.39 × 7,074.67
  4. Step 4: Simplify right side
    11,615.04x = 113,381,420.54
  5. Step 5: Solve for x
    x = 113,381,420.54/11,615.04
  6. Step 6: Final answer
    x = 9,761.60

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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.