Home / 5,125.06-7,687.05-1,837.81

Finding the Fourth Proportional to 5,125.06, 7,687.05 and 1,837.81

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Solution

The fourth proportional to 5,125.06, 7,687.05 and 1,837.81 is: 2,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.06 : 7,687.05 = 1,837.81 : x
  2. Step 2: Convert to fraction form
    5,125.06/7,687.05 = 1,837.81/x
  3. Step 3: Cross multiply
    5,125.06x = 7,687.05 × 1,837.81
  4. Step 4: Simplify right side
    5,125.06x = 14,127,337.36
  5. Step 5: Solve for x
    x = 14,127,337.36/5,125.06
  6. Step 6: Final answer
    x = 2,756.52

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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.