Home / 4,927.10-7,389.30-2,005.70

Finding the Fourth Proportional to 4,927.10, 7,389.30 and 2,005.70

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Solution

The fourth proportional to 4,927.10, 7,389.30 and 2,005.70 is: 3,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.10 : 7,389.30 = 2,005.70 : x
  2. Step 2: Convert to fraction form
    4,927.10/7,389.30 = 2,005.70/x
  3. Step 3: Cross multiply
    4,927.10x = 7,389.30 × 2,005.70
  4. Step 4: Simplify right side
    4,927.10x = 14,820,719.01
  5. Step 5: Solve for x
    x = 14,820,719.01/4,927.10
  6. Step 6: Final answer
    x = 3,008.00

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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.