Home / 1,824.62-2,518.36-1,116.58

Finding the Fourth Proportional to 1,824.62, 2,518.36 and 1,116.58

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Solution

The fourth proportional to 1,824.62, 2,518.36 and 1,116.58 is: 1,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.62 : 2,518.36 = 1,116.58 : x
  2. Step 2: Convert to fraction form
    1,824.62/2,518.36 = 1,116.58/x
  3. Step 3: Cross multiply
    1,824.62x = 2,518.36 × 1,116.58
  4. Step 4: Simplify right side
    1,824.62x = 2,811,950.41
  5. Step 5: Solve for x
    x = 2,811,950.41/1,824.62
  6. Step 6: Final answer
    x = 1,541.12

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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.