Home / 4,636.78-6,398.76-2,512.31

Finding the Fourth Proportional to 4,636.78, 6,398.76 and 2,512.31

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Solution

The fourth proportional to 4,636.78, 6,398.76 and 2,512.31 is: 3,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.78 : 6,398.76 = 2,512.31 : x
  2. Step 2: Convert to fraction form
    4,636.78/6,398.76 = 2,512.31/x
  3. Step 3: Cross multiply
    4,636.78x = 6,398.76 × 2,512.31
  4. Step 4: Simplify right side
    4,636.78x = 16,075,656.17
  5. Step 5: Solve for x
    x = 16,075,656.17/4,636.78
  6. Step 6: Final answer
    x = 3,466.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.