Home / 1,630.26-2,248.59-1,133.02

Finding the Fourth Proportional to 1,630.26, 2,248.59 and 1,133.02

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Solution

The fourth proportional to 1,630.26, 2,248.59 and 1,133.02 is: 1,562.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.26 : 2,248.59 = 1,133.02 : x
  2. Step 2: Convert to fraction form
    1,630.26/2,248.59 = 1,133.02/x
  3. Step 3: Cross multiply
    1,630.26x = 2,248.59 × 1,133.02
  4. Step 4: Simplify right side
    1,630.26x = 2,547,704.50
  5. Step 5: Solve for x
    x = 2,547,704.50/1,630.26
  6. Step 6: Final answer
    x = 1,562.76

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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.