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Finding the Fourth Proportional to 2,510.54, 3,460.71 and 1,762.40

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Solution

The fourth proportional to 2,510.54, 3,460.71 and 1,762.40 is: 2,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.54 : 3,460.71 = 1,762.40 : x
  2. Step 2: Convert to fraction form
    2,510.54/3,460.71 = 1,762.40/x
  3. Step 3: Cross multiply
    2,510.54x = 3,460.71 × 1,762.40
  4. Step 4: Simplify right side
    2,510.54x = 6,099,146.49
  5. Step 5: Solve for x
    x = 6,099,146.49/2,510.54
  6. Step 6: Final answer
    x = 2,429.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.