Home / 4,538.30-6,807.52-1,418.38

Finding the Fourth Proportional to 4,538.30, 6,807.52 and 1,418.38

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Solution

The fourth proportional to 4,538.30, 6,807.52 and 1,418.38 is: 2,127.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.30 : 6,807.52 = 1,418.38 : x
  2. Step 2: Convert to fraction form
    4,538.30/6,807.52 = 1,418.38/x
  3. Step 3: Cross multiply
    4,538.30x = 6,807.52 × 1,418.38
  4. Step 4: Simplify right side
    4,538.30x = 9,655,650.22
  5. Step 5: Solve for x
    x = 9,655,650.22/4,538.30
  6. Step 6: Final answer
    x = 2,127.59

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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.