Home / 5,938.76-8,911.16-2,431.35

Finding the Fourth Proportional to 5,938.76, 8,911.16 and 2,431.35

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Solution

The fourth proportional to 5,938.76, 8,911.16 and 2,431.35 is: 3,648.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.76 : 8,911.16 = 2,431.35 : x
  2. Step 2: Convert to fraction form
    5,938.76/8,911.16 = 2,431.35/x
  3. Step 3: Cross multiply
    5,938.76x = 8,911.16 × 2,431.35
  4. Step 4: Simplify right side
    5,938.76x = 21,666,136.71
  5. Step 5: Solve for x
    x = 21,666,136.71/5,938.76
  6. Step 6: Final answer
    x = 3,648.26

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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.