Home / 10,005.09-15,002.58-3,339.24

Finding the Fourth Proportional to 10,005.09, 15,002.58 and 3,339.24

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Solution

The fourth proportional to 10,005.09, 15,002.58 and 3,339.24 is: 5,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,005.09 : 15,002.58 = 3,339.24 : x
  2. Step 2: Convert to fraction form
    10,005.09/15,002.58 = 3,339.24/x
  3. Step 3: Cross multiply
    10,005.09x = 15,002.58 × 3,339.24
  4. Step 4: Simplify right side
    10,005.09x = 50,097,215.24
  5. Step 5: Solve for x
    x = 50,097,215.24/10,005.09
  6. Step 6: Final answer
    x = 5,007.17

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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.