Home / 7,334.13-11,003.64-4,878.63

Finding the Fourth Proportional to 7,334.13, 11,003.64 and 4,878.63

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Solution

The fourth proportional to 7,334.13, 11,003.64 and 4,878.63 is: 7,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.13 : 11,003.64 = 4,878.63 : x
  2. Step 2: Convert to fraction form
    7,334.13/11,003.64 = 4,878.63/x
  3. Step 3: Cross multiply
    7,334.13x = 11,003.64 × 4,878.63
  4. Step 4: Simplify right side
    7,334.13x = 53,682,688.21
  5. Step 5: Solve for x
    x = 53,682,688.21/7,334.13
  6. Step 6: Final answer
    x = 7,319.57

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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.