Home / 1,848.34-2,549.59-1,101.80

Finding the Fourth Proportional to 1,848.34, 2,549.59 and 1,101.80

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Solution

The fourth proportional to 1,848.34, 2,549.59 and 1,101.80 is: 1,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.34 : 2,549.59 = 1,101.80 : x
  2. Step 2: Convert to fraction form
    1,848.34/2,549.59 = 1,101.80/x
  3. Step 3: Cross multiply
    1,848.34x = 2,549.59 × 1,101.80
  4. Step 4: Simplify right side
    1,848.34x = 2,809,138.26
  5. Step 5: Solve for x
    x = 2,809,138.26/1,848.34
  6. Step 6: Final answer
    x = 1,519.82

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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.