Home / 4,857.30-7,291.35-2,670.30

Finding the Fourth Proportional to 4,857.30, 7,291.35 and 2,670.30

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Solution

The fourth proportional to 4,857.30, 7,291.35 and 2,670.30 is: 4,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.30 : 7,291.35 = 2,670.30 : x
  2. Step 2: Convert to fraction form
    4,857.30/7,291.35 = 2,670.30/x
  3. Step 3: Cross multiply
    4,857.30x = 7,291.35 × 2,670.30
  4. Step 4: Simplify right side
    4,857.30x = 19,470,091.91
  5. Step 5: Solve for x
    x = 19,470,091.91/4,857.30
  6. Step 6: Final answer
    x = 4,008.42

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1.5x scale

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.