Home / 4,557.34-6,287.97-2,788.30

Finding the Fourth Proportional to 4,557.34, 6,287.97 and 2,788.30

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Solution

The fourth proportional to 4,557.34, 6,287.97 and 2,788.30 is: 3,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.34 : 6,287.97 = 2,788.30 : x
  2. Step 2: Convert to fraction form
    4,557.34/6,287.97 = 2,788.30/x
  3. Step 3: Cross multiply
    4,557.34x = 6,287.97 × 2,788.30
  4. Step 4: Simplify right side
    4,557.34x = 17,532,746.75
  5. Step 5: Solve for x
    x = 17,532,746.75/4,557.34
  6. Step 6: Final answer
    x = 3,847.14

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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.