Home / 7,006.13-10,509.19-2,625.65

Finding the Fourth Proportional to 7,006.13, 10,509.19 and 2,625.65

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Solution

The fourth proportional to 7,006.13, 10,509.19 and 2,625.65 is: 3,938.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.13 : 10,509.19 = 2,625.65 : x
  2. Step 2: Convert to fraction form
    7,006.13/10,509.19 = 2,625.65/x
  3. Step 3: Cross multiply
    7,006.13x = 10,509.19 × 2,625.65
  4. Step 4: Simplify right side
    7,006.13x = 27,593,454.72
  5. Step 5: Solve for x
    x = 27,593,454.72/7,006.13
  6. Step 6: Final answer
    x = 3,938.47

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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.