Home / 2,887.26-4,308.21-2,710.93

Finding the Fourth Proportional to 2,887.26, 4,308.21 and 2,710.93

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Solution

The fourth proportional to 2,887.26, 4,308.21 and 2,710.93 is: 4,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.26 : 4,308.21 = 2,710.93 : x
  2. Step 2: Convert to fraction form
    2,887.26/4,308.21 = 2,710.93/x
  3. Step 3: Cross multiply
    2,887.26x = 4,308.21 × 2,710.93
  4. Step 4: Simplify right side
    2,887.26x = 11,679,255.74
  5. Step 5: Solve for x
    x = 11,679,255.74/2,887.26
  6. Step 6: Final answer
    x = 4,045.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.