Home / 1,785.50-2,461.69-1,154.91

Finding the Fourth Proportional to 1,785.50, 2,461.69 and 1,154.91

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Solution

The fourth proportional to 1,785.50, 2,461.69 and 1,154.91 is: 1,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.50 : 2,461.69 = 1,154.91 : x
  2. Step 2: Convert to fraction form
    1,785.50/2,461.69 = 1,154.91/x
  3. Step 3: Cross multiply
    1,785.50x = 2,461.69 × 1,154.91
  4. Step 4: Simplify right side
    1,785.50x = 2,843,024.62
  5. Step 5: Solve for x
    x = 2,843,024.62/1,785.50
  6. Step 6: Final answer
    x = 1,592.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.