Home / 4,445.89-6,135.47-2,456.58

Finding the Fourth Proportional to 4,445.89, 6,135.47 and 2,456.58

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Solution

The fourth proportional to 4,445.89, 6,135.47 and 2,456.58 is: 3,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.89 : 6,135.47 = 2,456.58 : x
  2. Step 2: Convert to fraction form
    4,445.89/6,135.47 = 2,456.58/x
  3. Step 3: Cross multiply
    4,445.89x = 6,135.47 × 2,456.58
  4. Step 4: Simplify right side
    4,445.89x = 15,072,272.89
  5. Step 5: Solve for x
    x = 15,072,272.89/4,445.89
  6. Step 6: Final answer
    x = 3,390.16

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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.