Home / 4,623-6,934.50-1,887

Finding the Fourth Proportional to 4,623, 6,934.50 and 1,887

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Solution

The fourth proportional to 4,623, 6,934.50 and 1,887 is: 2,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623 : 6,934.50 = 1,887 : x
  2. Step 2: Convert to fraction form
    4,623/6,934.50 = 1,887/x
  3. Step 3: Cross multiply
    4,623x = 6,934.50 × 1,887
  4. Step 4: Simplify right side
    4,623x = 13,085,401.50
  5. Step 5: Solve for x
    x = 13,085,401.50/4,623
  6. Step 6: Final answer
    x = 2,830.50

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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.