Home / 6,129.63-9,187.38-2,835.81

Finding the Fourth Proportional to 6,129.63, 9,187.38 and 2,835.81

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Solution

The fourth proportional to 6,129.63, 9,187.38 and 2,835.81 is: 4,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.63 : 9,187.38 = 2,835.81 : x
  2. Step 2: Convert to fraction form
    6,129.63/9,187.38 = 2,835.81/x
  3. Step 3: Cross multiply
    6,129.63x = 9,187.38 × 2,835.81
  4. Step 4: Simplify right side
    6,129.63x = 26,053,664.08
  5. Step 5: Solve for x
    x = 26,053,664.08/6,129.63
  6. Step 6: Final answer
    x = 4,250.45

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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.