Home / 9,117.48-13,670.75-4,180.94

Finding the Fourth Proportional to 9,117.48, 13,670.75 and 4,180.94

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Solution

The fourth proportional to 9,117.48, 13,670.75 and 4,180.94 is: 6,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.48 : 13,670.75 = 4,180.94 : x
  2. Step 2: Convert to fraction form
    9,117.48/13,670.75 = 4,180.94/x
  3. Step 3: Cross multiply
    9,117.48x = 13,670.75 × 4,180.94
  4. Step 4: Simplify right side
    9,117.48x = 57,156,517.15
  5. Step 5: Solve for x
    x = 57,156,517.15/9,117.48
  6. Step 6: Final answer
    x = 6,268.89

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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.