Home / 3,529.45-5,303.76-1,887.13

Finding the Fourth Proportional to 3,529.45, 5,303.76 and 1,887.13

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Solution

The fourth proportional to 3,529.45, 5,303.76 and 1,887.13 is: 2,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.45 : 5,303.76 = 1,887.13 : x
  2. Step 2: Convert to fraction form
    3,529.45/5,303.76 = 1,887.13/x
  3. Step 3: Cross multiply
    3,529.45x = 5,303.76 × 1,887.13
  4. Step 4: Simplify right side
    3,529.45x = 10,008,884.61
  5. Step 5: Solve for x
    x = 10,008,884.61/3,529.45
  6. Step 6: Final answer
    x = 2,835.82

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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.