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Finding the Fourth Proportional to 2,307.16, 3,460.74 and 575.80

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Solution

The fourth proportional to 2,307.16, 3,460.74 and 575.80 is: 863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.16 : 3,460.74 = 575.80 : x
  2. Step 2: Convert to fraction form
    2,307.16/3,460.74 = 575.80/x
  3. Step 3: Cross multiply
    2,307.16x = 3,460.74 × 575.80
  4. Step 4: Simplify right side
    2,307.16x = 1,992,694.09
  5. Step 5: Solve for x
    x = 1,992,694.09/2,307.16
  6. Step 6: Final answer
    x = 863.70

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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.