Home / 4,557.54-6,287.72-2,878.35

Finding the Fourth Proportional to 4,557.54, 6,287.72 and 2,878.35

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Solution

The fourth proportional to 4,557.54, 6,287.72 and 2,878.35 is: 3,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.54 : 6,287.72 = 2,878.35 : x
  2. Step 2: Convert to fraction form
    4,557.54/6,287.72 = 2,878.35/x
  3. Step 3: Cross multiply
    4,557.54x = 6,287.72 × 2,878.35
  4. Step 4: Simplify right side
    4,557.54x = 18,098,258.86
  5. Step 5: Solve for x
    x = 18,098,258.86/4,557.54
  6. Step 6: Final answer
    x = 3,971.06

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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.