Home / 4,322.72-6,484.08-1,400.96

Finding the Fourth Proportional to 4,322.72, 6,484.08 and 1,400.96

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Solution

The fourth proportional to 4,322.72, 6,484.08 and 1,400.96 is: 2,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.72 : 6,484.08 = 1,400.96 : x
  2. Step 2: Convert to fraction form
    4,322.72/6,484.08 = 1,400.96/x
  3. Step 3: Cross multiply
    4,322.72x = 6,484.08 × 1,400.96
  4. Step 4: Simplify right side
    4,322.72x = 9,083,936.72
  5. Step 5: Solve for x
    x = 9,083,936.72/4,322.72
  6. Step 6: Final answer
    x = 2,101.44

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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.