Home / 5,792.50-8,690.38-2,280.34

Finding the Fourth Proportional to 5,792.50, 8,690.38 and 2,280.34

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Solution

The fourth proportional to 5,792.50, 8,690.38 and 2,280.34 is: 3,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.50 : 8,690.38 = 2,280.34 : x
  2. Step 2: Convert to fraction form
    5,792.50/8,690.38 = 2,280.34/x
  3. Step 3: Cross multiply
    5,792.50x = 8,690.38 × 2,280.34
  4. Step 4: Simplify right side
    5,792.50x = 19,817,021.13
  5. Step 5: Solve for x
    x = 19,817,021.13/5,792.50
  6. Step 6: Final answer
    x = 3,421.15

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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.