Home / 7,898.76-11,850.30-2,705.04

Finding the Fourth Proportional to 7,898.76, 11,850.30 and 2,705.04

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Solution

The fourth proportional to 7,898.76, 11,850.30 and 2,705.04 is: 4,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.76 : 11,850.30 = 2,705.04 : x
  2. Step 2: Convert to fraction form
    7,898.76/11,850.30 = 2,705.04/x
  3. Step 3: Cross multiply
    7,898.76x = 11,850.30 × 2,705.04
  4. Step 4: Simplify right side
    7,898.76x = 32,055,535.51
  5. Step 5: Solve for x
    x = 32,055,535.51/7,898.76
  6. Step 6: Final answer
    x = 4,058.30

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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.