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Finding the Fourth Proportional to 7,008.93, 10,513.80 and 2,626.83

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Solution

The fourth proportional to 7,008.93, 10,513.80 and 2,626.83 is: 3,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.93 : 10,513.80 = 2,626.83 : x
  2. Step 2: Convert to fraction form
    7,008.93/10,513.80 = 2,626.83/x
  3. Step 3: Cross multiply
    7,008.93x = 10,513.80 × 2,626.83
  4. Step 4: Simplify right side
    7,008.93x = 27,617,965.25
  5. Step 5: Solve for x
    x = 27,617,965.25/7,008.93
  6. Step 6: Final answer
    x = 3,940.40

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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.