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Finding the Fourth Proportional to 5,073.31, 7,000.23 and 2,835.10

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Solution

The fourth proportional to 5,073.31, 7,000.23 and 2,835.10 is: 3,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.31 : 7,000.23 = 2,835.10 : x
  2. Step 2: Convert to fraction form
    5,073.31/7,000.23 = 2,835.10/x
  3. Step 3: Cross multiply
    5,073.31x = 7,000.23 × 2,835.10
  4. Step 4: Simplify right side
    5,073.31x = 19,846,352.07
  5. Step 5: Solve for x
    x = 19,846,352.07/5,073.31
  6. Step 6: Final answer
    x = 3,911.91

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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.