Home / 2,887.08-4,011.05-2,852.52

Finding the Fourth Proportional to 2,887.08, 4,011.05 and 2,852.52

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Solution

The fourth proportional to 2,887.08, 4,011.05 and 2,852.52 is: 3,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.08 : 4,011.05 = 2,852.52 : x
  2. Step 2: Convert to fraction form
    2,887.08/4,011.05 = 2,852.52/x
  3. Step 3: Cross multiply
    2,887.08x = 4,011.05 × 2,852.52
  4. Step 4: Simplify right side
    2,887.08x = 11,441,586.08
  5. Step 5: Solve for x
    x = 11,441,586.08/2,887.08
  6. Step 6: Final answer
    x = 3,963.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.