Home / 4,857.58-7,288.40-3,005.92

Finding the Fourth Proportional to 4,857.58, 7,288.40 and 3,005.92

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Solution

The fourth proportional to 4,857.58, 7,288.40 and 3,005.92 is: 4,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.58 : 7,288.40 = 3,005.92 : x
  2. Step 2: Convert to fraction form
    4,857.58/7,288.40 = 3,005.92/x
  3. Step 3: Cross multiply
    4,857.58x = 7,288.40 × 3,005.92
  4. Step 4: Simplify right side
    4,857.58x = 21,908,347.33
  5. Step 5: Solve for x
    x = 21,908,347.33/4,857.58
  6. Step 6: Final answer
    x = 4,510.14

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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.