Home / 2,178.18-3,262.77-1,448.10

Finding the Fourth Proportional to 2,178.18, 3,262.77 and 1,448.10

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Solution

The fourth proportional to 2,178.18, 3,262.77 and 1,448.10 is: 2,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178.18 : 3,262.77 = 1,448.10 : x
  2. Step 2: Convert to fraction form
    2,178.18/3,262.77 = 1,448.10/x
  3. Step 3: Cross multiply
    2,178.18x = 3,262.77 × 1,448.10
  4. Step 4: Simplify right side
    2,178.18x = 4,724,817.24
  5. Step 5: Solve for x
    x = 4,724,817.24/2,178.18
  6. Step 6: Final answer
    x = 2,169.16

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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.