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Finding the Fourth Proportional to 5,792.92, 7,987.89 and 4,303.60

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Solution

The fourth proportional to 5,792.92, 7,987.89 and 4,303.60 is: 5,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.92 : 7,987.89 = 4,303.60 : x
  2. Step 2: Convert to fraction form
    5,792.92/7,987.89 = 4,303.60/x
  3. Step 3: Cross multiply
    5,792.92x = 7,987.89 × 4,303.60
  4. Step 4: Simplify right side
    5,792.92x = 34,376,683.40
  5. Step 5: Solve for x
    x = 34,376,683.40/5,792.92
  6. Step 6: Final answer
    x = 5,934.26

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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.