Home / 2,113.84-3,171.08-944.24

Finding the Fourth Proportional to 2,113.84, 3,171.08 and 944.24

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Solution

The fourth proportional to 2,113.84, 3,171.08 and 944.24 is: 1,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.84 : 3,171.08 = 944.24 : x
  2. Step 2: Convert to fraction form
    2,113.84/3,171.08 = 944.24/x
  3. Step 3: Cross multiply
    2,113.84x = 3,171.08 × 944.24
  4. Step 4: Simplify right side
    2,113.84x = 2,994,260.58
  5. Step 5: Solve for x
    x = 2,994,260.58/2,113.84
  6. Step 6: Final answer
    x = 1,416.50

Related Problems

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Double scale
Find fourth proportional to 2,114.84, 3,172.58 and 945.24
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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.