Home / 1,848.60-2,774.04-1,118.88

Finding the Fourth Proportional to 1,848.60, 2,774.04 and 1,118.88

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Solution

The fourth proportional to 1,848.60, 2,774.04 and 1,118.88 is: 1,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.60 : 2,774.04 = 1,118.88 : x
  2. Step 2: Convert to fraction form
    1,848.60/2,774.04 = 1,118.88/x
  3. Step 3: Cross multiply
    1,848.60x = 2,774.04 × 1,118.88
  4. Step 4: Simplify right side
    1,848.60x = 3,103,817.88
  5. Step 5: Solve for x
    x = 3,103,817.88/1,848.60
  6. Step 6: Final answer
    x = 1,679.01

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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.