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Finding the Fourth Proportional to 4,703.95, 7,055.99 and 3,242.71

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Solution

The fourth proportional to 4,703.95, 7,055.99 and 3,242.71 is: 4,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.95 : 7,055.99 = 3,242.71 : x
  2. Step 2: Convert to fraction form
    4,703.95/7,055.99 = 3,242.71/x
  3. Step 3: Cross multiply
    4,703.95x = 7,055.99 × 3,242.71
  4. Step 4: Simplify right side
    4,703.95x = 22,880,529.33
  5. Step 5: Solve for x
    x = 22,880,529.33/4,703.95
  6. Step 6: Final answer
    x = 4,864.11

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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.