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Finding the Fourth Proportional to 1,807.04, 2,710.60 and 832.88

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Solution

The fourth proportional to 1,807.04, 2,710.60 and 832.88 is: 1,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.04 : 2,710.60 = 832.88 : x
  2. Step 2: Convert to fraction form
    1,807.04/2,710.60 = 832.88/x
  3. Step 3: Cross multiply
    1,807.04x = 2,710.60 × 832.88
  4. Step 4: Simplify right side
    1,807.04x = 2,257,604.53
  5. Step 5: Solve for x
    x = 2,257,604.53/1,807.04
  6. Step 6: Final answer
    x = 1,249.34

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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.