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Finding the Fourth Proportional to 4,710.79, 7,055.51 and 2,706.95

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Solution

The fourth proportional to 4,710.79, 7,055.51 and 2,706.95 is: 4,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.79 : 7,055.51 = 2,706.95 : x
  2. Step 2: Convert to fraction form
    4,710.79/7,055.51 = 2,706.95/x
  3. Step 3: Cross multiply
    4,710.79x = 7,055.51 × 2,706.95
  4. Step 4: Simplify right side
    4,710.79x = 19,098,916.90
  5. Step 5: Solve for x
    x = 19,098,916.90/4,710.79
  6. Step 6: Final answer
    x = 4,054.29

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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.