Home / 5,261.07-7,881.01-2,445.92

Finding the Fourth Proportional to 5,261.07, 7,881.01 and 2,445.92

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Solution

The fourth proportional to 5,261.07, 7,881.01 and 2,445.92 is: 3,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.07 : 7,881.01 = 2,445.92 : x
  2. Step 2: Convert to fraction form
    5,261.07/7,881.01 = 2,445.92/x
  3. Step 3: Cross multiply
    5,261.07x = 7,881.01 × 2,445.92
  4. Step 4: Simplify right side
    5,261.07x = 19,276,274.46
  5. Step 5: Solve for x
    x = 19,276,274.46/5,261.07
  6. Step 6: Final answer
    x = 3,663.95

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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.