Home / 4,687.53-7,031.37-1,355.83

Finding the Fourth Proportional to 4,687.53, 7,031.37 and 1,355.83

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Solution

The fourth proportional to 4,687.53, 7,031.37 and 1,355.83 is: 2,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.53 : 7,031.37 = 1,355.83 : x
  2. Step 2: Convert to fraction form
    4,687.53/7,031.37 = 1,355.83/x
  3. Step 3: Cross multiply
    4,687.53x = 7,031.37 × 1,355.83
  4. Step 4: Simplify right side
    4,687.53x = 9,533,312.31
  5. Step 5: Solve for x
    x = 9,533,312.31/4,687.53
  6. Step 6: Final answer
    x = 2,033.76

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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.