Home / 10,006.71-15,004.99-3,340.81

Finding the Fourth Proportional to 10,006.71, 15,004.99 and 3,340.81

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Solution

The fourth proportional to 10,006.71, 15,004.99 and 3,340.81 is: 5,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.71 : 15,004.99 = 3,340.81 : x
  2. Step 2: Convert to fraction form
    10,006.71/15,004.99 = 3,340.81/x
  3. Step 3: Cross multiply
    10,006.71x = 15,004.99 × 3,340.81
  4. Step 4: Simplify right side
    10,006.71x = 50,128,820.64
  5. Step 5: Solve for x
    x = 50,128,820.64/10,006.71
  6. Step 6: Final answer
    x = 5,009.52

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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.