Home / 2,877.08-4,317.98-1,490.84

Finding the Fourth Proportional to 2,877.08, 4,317.98 and 1,490.84

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Solution

The fourth proportional to 2,877.08, 4,317.98 and 1,490.84 is: 2,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.08 : 4,317.98 = 1,490.84 : x
  2. Step 2: Convert to fraction form
    2,877.08/4,317.98 = 1,490.84/x
  3. Step 3: Cross multiply
    2,877.08x = 4,317.98 × 1,490.84
  4. Step 4: Simplify right side
    2,877.08x = 6,437,388.26
  5. Step 5: Solve for x
    x = 6,437,388.26/2,877.08
  6. Step 6: Final answer
    x = 2,237.48

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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.