Home / 10,538.04-15,807.87-3,964.08

Finding the Fourth Proportional to 10,538.04, 15,807.87 and 3,964.08

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Solution

The fourth proportional to 10,538.04, 15,807.87 and 3,964.08 is: 5,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.04 : 15,807.87 = 3,964.08 : x
  2. Step 2: Convert to fraction form
    10,538.04/15,807.87 = 3,964.08/x
  3. Step 3: Cross multiply
    10,538.04x = 15,807.87 × 3,964.08
  4. Step 4: Simplify right side
    10,538.04x = 62,663,661.31
  5. Step 5: Solve for x
    x = 62,663,661.31/10,538.04
  6. Step 6: Final answer
    x = 5,946.42

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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.