Home / 6,937.08-10,405.64-1,742.92

Finding the Fourth Proportional to 6,937.08, 10,405.64 and 1,742.92

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Solution

The fourth proportional to 6,937.08, 10,405.64 and 1,742.92 is: 2,614.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.08 : 10,405.64 = 1,742.92 : x
  2. Step 2: Convert to fraction form
    6,937.08/10,405.64 = 1,742.92/x
  3. Step 3: Cross multiply
    6,937.08x = 10,405.64 × 1,742.92
  4. Step 4: Simplify right side
    6,937.08x = 18,136,198.07
  5. Step 5: Solve for x
    x = 18,136,198.07/6,937.08
  6. Step 6: Final answer
    x = 2,614.39

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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.