Home / 1,462.08-2,017.92-841.44

Finding the Fourth Proportional to 1,462.08, 2,017.92 and 841.44

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Solution

The fourth proportional to 1,462.08, 2,017.92 and 841.44 is: 1,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.08 : 2,017.92 = 841.44 : x
  2. Step 2: Convert to fraction form
    1,462.08/2,017.92 = 841.44/x
  3. Step 3: Cross multiply
    1,462.08x = 2,017.92 × 841.44
  4. Step 4: Simplify right side
    1,462.08x = 1,697,958.60
  5. Step 5: Solve for x
    x = 1,697,958.60/1,462.08
  6. Step 6: Final answer
    x = 1,161.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.