Home / 1,558.74-2,149.02-1,184.52

Finding the Fourth Proportional to 1,558.74, 2,149.02 and 1,184.52

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Solution

The fourth proportional to 1,558.74, 2,149.02 and 1,184.52 is: 1,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.74 : 2,149.02 = 1,184.52 : x
  2. Step 2: Convert to fraction form
    1,558.74/2,149.02 = 1,184.52/x
  3. Step 3: Cross multiply
    1,558.74x = 2,149.02 × 1,184.52
  4. Step 4: Simplify right side
    1,558.74x = 2,545,557.17
  5. Step 5: Solve for x
    x = 2,545,557.17/1,558.74
  6. Step 6: Final answer
    x = 1,633.09

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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.