Home / 10,006.51-15,011.39-3,081.01

Finding the Fourth Proportional to 10,006.51, 15,011.39 and 3,081.01

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Solution

The fourth proportional to 10,006.51, 15,011.39 and 3,081.01 is: 4,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.51 : 15,011.39 = 3,081.01 : x
  2. Step 2: Convert to fraction form
    10,006.51/15,011.39 = 3,081.01/x
  3. Step 3: Cross multiply
    10,006.51x = 15,011.39 × 3,081.01
  4. Step 4: Simplify right side
    10,006.51x = 46,250,242.70
  5. Step 5: Solve for x
    x = 46,250,242.70/10,006.51
  6. Step 6: Final answer
    x = 4,622.02

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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.