Home / 1,473.17-2,033.35-913.31

Finding the Fourth Proportional to 1,473.17, 2,033.35 and 913.31

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Solution

The fourth proportional to 1,473.17, 2,033.35 and 913.31 is: 1,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.17 : 2,033.35 = 913.31 : x
  2. Step 2: Convert to fraction form
    1,473.17/2,033.35 = 913.31/x
  3. Step 3: Cross multiply
    1,473.17x = 2,033.35 × 913.31
  4. Step 4: Simplify right side
    1,473.17x = 1,857,066.44
  5. Step 5: Solve for x
    x = 1,857,066.44/1,473.17
  6. Step 6: Final answer
    x = 1,260.60

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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.