Home / 5,802.66-8,705.70-2,515.86

Finding the Fourth Proportional to 5,802.66, 8,705.70 and 2,515.86

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Solution

The fourth proportional to 5,802.66, 8,705.70 and 2,515.86 is: 3,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.66 : 8,705.70 = 2,515.86 : x
  2. Step 2: Convert to fraction form
    5,802.66/8,705.70 = 2,515.86/x
  3. Step 3: Cross multiply
    5,802.66x = 8,705.70 × 2,515.86
  4. Step 4: Simplify right side
    5,802.66x = 21,902,322.40
  5. Step 5: Solve for x
    x = 21,902,322.40/5,802.66
  6. Step 6: Final answer
    x = 3,774.53

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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.