Home / 1,848.35-2,551.34-1,102.55

Finding the Fourth Proportional to 1,848.35, 2,551.34 and 1,102.55

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Solution

The fourth proportional to 1,848.35, 2,551.34 and 1,102.55 is: 1,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.35 : 2,551.34 = 1,102.55 : x
  2. Step 2: Convert to fraction form
    1,848.35/2,551.34 = 1,102.55/x
  3. Step 3: Cross multiply
    1,848.35x = 2,551.34 × 1,102.55
  4. Step 4: Simplify right side
    1,848.35x = 2,812,974.40
  5. Step 5: Solve for x
    x = 2,812,974.40/1,848.35
  6. Step 6: Final answer
    x = 1,521.88

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Double scale
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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.