Home / 9,135.06-13,708.62-4,204.50

Finding the Fourth Proportional to 9,135.06, 13,708.62 and 4,204.50

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Solution

The fourth proportional to 9,135.06, 13,708.62 and 4,204.50 is: 6,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.06 : 13,708.62 = 4,204.50 : x
  2. Step 2: Convert to fraction form
    9,135.06/13,708.62 = 4,204.50/x
  3. Step 3: Cross multiply
    9,135.06x = 13,708.62 × 4,204.50
  4. Step 4: Simplify right side
    9,135.06x = 57,637,892.79
  5. Step 5: Solve for x
    x = 57,637,892.79/9,135.06
  6. Step 6: Final answer
    x = 6,309.53

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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.