Home / 1,630.53-2,244.96-1,276.01

Finding the Fourth Proportional to 1,630.53, 2,244.96 and 1,276.01

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Solution

The fourth proportional to 1,630.53, 2,244.96 and 1,276.01 is: 1,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.53 : 2,244.96 = 1,276.01 : x
  2. Step 2: Convert to fraction form
    1,630.53/2,244.96 = 1,276.01/x
  3. Step 3: Cross multiply
    1,630.53x = 2,244.96 × 1,276.01
  4. Step 4: Simplify right side
    1,630.53x = 2,864,580.18
  5. Step 5: Solve for x
    x = 2,864,580.18/1,630.53
  6. Step 6: Final answer
    x = 1,756.84

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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.