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Finding the Fourth Proportional to 5,673.57, 8,510.53 and 4,694.03

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Solution

The fourth proportional to 5,673.57, 8,510.53 and 4,694.03 is: 7,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.57 : 8,510.53 = 4,694.03 : x
  2. Step 2: Convert to fraction form
    5,673.57/8,510.53 = 4,694.03/x
  3. Step 3: Cross multiply
    5,673.57x = 8,510.53 × 4,694.03
  4. Step 4: Simplify right side
    5,673.57x = 39,948,683.14
  5. Step 5: Solve for x
    x = 39,948,683.14/5,673.57
  6. Step 6: Final answer
    x = 7,041.19

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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.