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Finding the Fourth Proportional to 2,309.89, 3,465.18 and 848.93

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Solution

The fourth proportional to 2,309.89, 3,465.18 and 848.93 is: 1,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.89 : 3,465.18 = 848.93 : x
  2. Step 2: Convert to fraction form
    2,309.89/3,465.18 = 848.93/x
  3. Step 3: Cross multiply
    2,309.89x = 3,465.18 × 848.93
  4. Step 4: Simplify right side
    2,309.89x = 2,941,684.49
  5. Step 5: Solve for x
    x = 2,941,684.49/2,309.89
  6. Step 6: Final answer
    x = 1,273.52

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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.