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Finding the Fourth Proportional to 1,752.30, 2,627.91 and 582.05

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Solution

The fourth proportional to 1,752.30, 2,627.91 and 582.05 is: 872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.30 : 2,627.91 = 582.05 : x
  2. Step 2: Convert to fraction form
    1,752.30/2,627.91 = 582.05/x
  3. Step 3: Cross multiply
    1,752.30x = 2,627.91 × 582.05
  4. Step 4: Simplify right side
    1,752.30x = 1,529,581.59
  5. Step 5: Solve for x
    x = 1,529,581.59/1,752.30
  6. Step 6: Final answer
    x = 872.90

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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.