Home / 2,455.36-3,681.76-1,156.48

Finding the Fourth Proportional to 2,455.36, 3,681.76 and 1,156.48

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Solution

The fourth proportional to 2,455.36, 3,681.76 and 1,156.48 is: 1,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.36 : 3,681.76 = 1,156.48 : x
  2. Step 2: Convert to fraction form
    2,455.36/3,681.76 = 1,156.48/x
  3. Step 3: Cross multiply
    2,455.36x = 3,681.76 × 1,156.48
  4. Step 4: Simplify right side
    2,455.36x = 4,257,881.80
  5. Step 5: Solve for x
    x = 4,257,881.80/2,455.36
  6. Step 6: Final answer
    x = 1,734.12

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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.