Home / 6,405.10-9,606.87-1,725.53

Finding the Fourth Proportional to 6,405.10, 9,606.87 and 1,725.53

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Solution

The fourth proportional to 6,405.10, 9,606.87 and 1,725.53 is: 2,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.10 : 9,606.87 = 1,725.53 : x
  2. Step 2: Convert to fraction form
    6,405.10/9,606.87 = 1,725.53/x
  3. Step 3: Cross multiply
    6,405.10x = 9,606.87 × 1,725.53
  4. Step 4: Simplify right side
    6,405.10x = 16,576,894.36
  5. Step 5: Solve for x
    x = 16,576,894.36/6,405.10
  6. Step 6: Final answer
    x = 2,588.08

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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.