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Finding the Fourth Proportional to 2,047.05, 3,070.50 and 586.20

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Solution

The fourth proportional to 2,047.05, 3,070.50 and 586.20 is: 879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.05 : 3,070.50 = 586.20 : x
  2. Step 2: Convert to fraction form
    2,047.05/3,070.50 = 586.20/x
  3. Step 3: Cross multiply
    2,047.05x = 3,070.50 × 586.20
  4. Step 4: Simplify right side
    2,047.05x = 1,799,927.10
  5. Step 5: Solve for x
    x = 1,799,927.10/2,047.05
  6. Step 6: Final answer
    x = 879.28

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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.