Home / 10,537.09-15,807.45-4,300.49

Finding the Fourth Proportional to 10,537.09, 15,807.45 and 4,300.49

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Solution

The fourth proportional to 10,537.09, 15,807.45 and 4,300.49 is: 6,451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.09 : 15,807.45 = 4,300.49 : x
  2. Step 2: Convert to fraction form
    10,537.09/15,807.45 = 4,300.49/x
  3. Step 3: Cross multiply
    10,537.09x = 15,807.45 × 4,300.49
  4. Step 4: Simplify right side
    10,537.09x = 67,979,836.30
  5. Step 5: Solve for x
    x = 67,979,836.30/10,537.09
  6. Step 6: Final answer
    x = 6,451.48

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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.