Home / 1,824.80-2,484.32-1,808.60

Finding the Fourth Proportional to 1,824.80, 2,484.32 and 1,808.60

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Solution

The fourth proportional to 1,824.80, 2,484.32 and 1,808.60 is: 2,462.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.80 : 2,484.32 = 1,808.60 : x
  2. Step 2: Convert to fraction form
    1,824.80/2,484.32 = 1,808.60/x
  3. Step 3: Cross multiply
    1,824.80x = 2,484.32 × 1,808.60
  4. Step 4: Simplify right side
    1,824.80x = 4,493,141.15
  5. Step 5: Solve for x
    x = 4,493,141.15/1,824.80
  6. Step 6: Final answer
    x = 2,462.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.