Home / 8,719.93-12,033.54-4,741.06

Finding the Fourth Proportional to 8,719.93, 12,033.54 and 4,741.06

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Solution

The fourth proportional to 8,719.93, 12,033.54 and 4,741.06 is: 6,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719.93 : 12,033.54 = 4,741.06 : x
  2. Step 2: Convert to fraction form
    8,719.93/12,033.54 = 4,741.06/x
  3. Step 3: Cross multiply
    8,719.93x = 12,033.54 × 4,741.06
  4. Step 4: Simplify right side
    8,719.93x = 57,051,735.15
  5. Step 5: Solve for x
    x = 57,051,735.15/8,719.93
  6. Step 6: Final answer
    x = 6,542.68

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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.